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Owner`s Manual - GT Phelan Tech

1. _ 2 o egge O Typical fault site Flash Outdoor suction Outdoor IGBT built in ALT temperature sensor TH error Outdoor temperature ALT sensor TL wiring error Outdoor pressure sensor Pd Ps wiring error Outdoor discharge ALT temperature sensor TD3 error Low pressure sensor Ps error error SIM Outdoor EEPROM error Compressor breakdown Compressor error Lock Current detection circuit error Compressor 1 case thermo activation Outdoor discharge temperature sensor TD1 wiring error Error in temperature sensor for oil level detection TK1 5 Outdoor discharge temperature sensor TD2 wiring error Oil level detection circuit error Outdoor discharge temperature sensor TD3 wiring error Duplicated outdoor refrigerant line address Duplicated priority indoor unit as displayed on priority indoor unit SIM Duplicated priority indoor SIM unit as displayed on indoor unit other than priority indoor unit 66 High pressure sensor Pd Description of error Outdoor suction temperature sensor TS1 has been open short circuited Open circuit or short circuit of the outdoor IGBT built in temperature sensor TH was detected Wiring error in outdoor temperature se
2. gt O1 5 Gd 5 ol 0 fol lolo Symbol signifies site of IPDU error TE1 sensor error 02 TE2 sensor error remote controller CF Location Error detection Description of condition s detection System status All stop Stop of corresponding unit IPDU communication error between IPDUs P C boards in inverter box Indoor TCJ sensor error Indoor Sensor resistance is infinity or zero open short circuit Indoor Indoor TC2 Stop of Sensor resistance is infinity unit sensor error corresponding or zero open short circuit unit Indoor Indoor TC1 Stop of Sensor resistance is infinity unit sensor error corresponding or zero open short circuit unit VF TD1 sensor All stop Sensor resistance is infinity error or zero open short circuit VF TD2 sensor All stop Sensor resistance is infinity error or zero open short circuit VF TE1 TE2 All stop Sensor resistance is infinity sensor error or zero open short circuit EE Communication is disrupted Check items locations Check wiring and connectors involved in communication between IPDU I F P C board for bad contact or broken wire Check for defect in outdoor P C board I F A3 IPDU or Fan IPDU Check for external noise Check connection of TCJ sensor connector and wiring Check resistance characteristics of
3. 3 When the 5 button is pushed normal display is restored Normal display is restored Steps to follow 1 2 3 REQUIREMENT Do not push the CO button as it would erase the whole error history of the indoor unit How to read displayed information Vit Gur Li Corresponding alphanumerical letters 012 3 45 6 789 A bCd E uU FHJLP 69 Using TCC LINK central control remote controller TCB SC642TLE2 1 Checking and testing When a fault occurs to an air conditioner a check code and indoor unit No are displayed P splay of Unit Spo on the display window of the remote controller Check codes are only displayed while the air 1 74 noo n3 Tu conditioner is in operation 2 Alternate blinking 5 UL If the display has already disappeared access NO 1 error history by following the procedure described below 2 Error history The error history access procedure is described below up to four errors stored in memory Error history can be accessen regardless of whether the air conditioner is in operation or shut down 1 Push the e buttons simultaneously and hold for at least 4 seconds 2 The letters SERVICE CHECK light up and the check code 01 is displayed J Whena group No is selected blinking if there is an error history the UN
4. 1 System unit Co fants alco nines a data OB Total horse power of connected indoor units x10 HP 0MISIAT SHP __________ 0C Numberofconnecledoutdoorunte 0 ____00 Totalhorse power of outdoor units HP D420 42HP 5 Individual 10 20 30 40 pressure of high pressure sensor M 0123 1 23 outdoor a pressure of low pressure sensor 12 22 32 42 Discharge temperature of compressor 1 4 Td1 13 23 33 43 Discharge temperature of compressor 2 lt 1 Td2 Discharge temperature of compressor 3 14 24 34 0024 24 Suction Sueton Temperature IS _ en TED camemeeweansg qa 18 28 38 48 Liquid Temperature TL od C 19 29 39 49 Outdoor Temperature TO C 2 Tt loosoa m iC 2C 3C 4C Cumentofcompressort 0 A 4D oumentereompresser2 xo oasis AE 2E 3E Surem ee LiF 2F 3F 4F Outdoor fan current xo 1 The TF TSA TOA sensors are equipped only with some types of indoor units The data does not appear for other types 2 n the case of group connection only the header indoor unit data can be displayed 3 The upper digit of CODE No indicates the outdoor unit No 4 The upper digit of CODE No 4
5. MOTIAA ALIHM uoneolpu 10105 70811041 ueq 1 1 1 1 Josues duJej Joopu 9UJBU Sed IOdUUA 24 5 PARTS RATING 5 1 Indoor unit Concealed Duct Standard type Slim Duct Type 26 size lead wire length 1200mm Vinyl tube Black 25 6 REFRIGERANT CYCLE DIAGRAM Indoor unit Liquid side Gas side Sensor TA Fan motor 7 Strainer Capillary tube Heat exchanger at indoor side D i Pulse Motor Valve PMV E Strainer oF i Sensor TCJ Fan i Sensor 1 Explanation of functional parts in indoor unit Functional part name Functional outline Pulse Motor Valve Connector 082 Blue 1 Controls super heat in cooling operation 2 Controls under cool in heating operation 3 Recovers refrigerant oil in cooling operation 4 Recovers refrigerant oil in heating operation Temp Sensor Connector CN104 2P Yellow 1 Detects indoor suction temperature Connector CN100 3P Brown 1 Controls PMV super heat in cooling operation Connector CN101 2P Black 1 Controls PMV under cool in heating operation Connector CN102 2P Red 1 Controls PMV super heat in cooling oper
6. Q 22 4 WIRING DIAGRAMS uerus condat dam 23 4 1 Concealed duct standard type 23 A 2 Slim duct Ua 24 5 25 SED tcc 25 6 REFRIGERANT CYCLE DIAGRAM 26 GCONTROL OUTLINE aig ese UA De EMI E E On D EDI UU Un NUM ME NKN UN E NE 27 8 APPLIED CONTROL AND FUNCTIONS INCLUDING CIRCUIT CONFIGURATION Leere rere enn nnn 33 8 1 Indoor controller block diagram 33 8 1 1 In Case of Connection of Wired Simple Remote Controller Concealed Duct Standard gt 33 8 1 2 In Case of Connection of Wireless Remote Controller Concealed Duct Standard gt eene nnmnnn 34 8 1 3 Connection of Both Wired Simple Remote Controller and Wireless Remote Controller Concealed Duct Standard type 35 8 1 4 When main sub remote controller connected Slim duct type 36 8 1 5 When wireless remote controller kit connected Slim duct type 37 8 1 6 When both main sub remote controller and wireless remote controller kit conne
7. 100 T2 SMAUG VO 107 12 EXPLODED VIEWS AND PARTS LIST 113 12 1 Concealed duct standard eene nennen nhan nana annu nnn 113 e 120 Original instruction Please read carefully through these instructions that contain important information which complies with the Machinery Directive Directive 2006 42 EC and ensure that you understand them Generic Denomination Air Conditioner Definition of Qualified Installer or Qualified Service Person The air conditioner must be installed maintained repaired and removed by a qualified installer or qualified service person When any of these jobs is to be done ask a qualified installer or qualified service person to do them for you A qualified installer or qualified service person is an agent who has the qualifications and knowledge described in the table below Aget Qualifications and knowledge which the agent must have The qualified installer is a person who installs maintains relocates and removes the air conditioners made by Toshiba Carrier Corporation He or she has been trained to install maintain relocate and remove the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such operations by an individual or individuals who have been trained and is thus thoroughly acq
8. White Hemove tie wrap which fixes lead wires 3 Remove the noise filter from lead wire to detect fan motor position 4 Take off screws of fan motor fixing bracket Earth wires of the motor are tightened together 05 x 10 2 pcs Remove tie wrap which fixes the lead wires 5 Remove fixing bracket of the fan motor by holding it with hands so that the fan motor does not fall down 2 Attachment 1 Mount the fan motor as before in order Fan motor Fixing bracket of fan motor Noise filter gt Lead wire process E cover NOTE Check there is no missing or poor contact of the connectors Check also that the multi blade fan turns surely and smoothly and check together tightening of motor earth 110 Under panel 1 Detachment Drain pan 1 Take off the drain cap and drain the drain assembly water accumulated in the drain pan assembly In case of natural drain model drain the drain water by taking off hose band and drain hose NOTE When taking off drain cap and drain hose be sure receive drain water in a bucket etc 2 Take off screws fixing the under panel while holding it to remove 04 x 10 8 pcs NOTE Be careful that sheeting metal does not fall when removing the under panel 3 Pull out the drain pan assy by holding handle at lower part NOTE When pulling out the drain pan assy never pull out the drain socket by drawing it with hands I
9. Notes 2 Be sure to perform wiring as original 2 Attach air filter suction panel and electric parts box as original 1 Detachment 1 Perform work of 1 of In the works of 1 of removal of the control P C board is available even if you do not perform works after 4 2 Unlock the card edge spacers 5 positions in the electric parts box to remove the control P C board 5 Control P C board 2 Attachment 1 Mount control P C board in the electric parts box as original 2 Attach the electric parts box as original 3 Be sure to perform wiring as original in the electric parts box N CAUTION When replacing PC board check no mex paper is attached NOTE Check there is no missing or contact failure on the connectors 4 Attach each air filter suction panel or electric parts box cover as original 102 No _ Part name Procedure Romas __ PMV motor _ 1 Open cover of the electric parts box and eai then remove relay connector of the PMV Le AS motor Relay connector of PMV motor PMV motor 2 As shown in the right figure using a double spanner open the check port at the side face and then remove the PMV motor Side check port 06 gt No _ Part name Procedure 7 Fan motor 1 Detachment Fan 1 Perform works until opening of the electric Fan case parts box cover in w
10. Execute it while the units are stopped The indoor unit numbers in a group are indicated one after another The fan and louvers of the indicated units are activated 1 Push and hold the buttons at the same time for more than 4 seconds ALL appears on UNIT No on the LCD display The fans and louvers of all the indoor units in the group are activated UNIT LOUVER 2 Pushthe gt button left side of the button Each time you push the button the indoor unit numbers are indicated one after another The first indicated unit number is the address of the header unit Only the fan and louvers of the indicated indoor unit are activated 3 Push the button to finish the procedure All the indoor units in the group stop 52 To check all the indoor unit addresses using an arbitrary wired remote controller When communication wirings of 2 or more refrigerant lines are interconnected for central control SWING FIX UNIT LOUVER 9 QAN Execute it while the units are stopped You can check indoor unit addresses and positions of the indoor units in a single refrigerant line When an outdoor unit is selected the indoor unit numbers of the refrigerant line of the selected unit are indicated one after another and the fan and louvers of the indicated indoor units are activated 1 TEST Push and hold the TIME and buttons at the same time for more
11. N 1 1 8 NVA WAH 1009 NO Ie150U9U unono yeuBis adh aunssaud mgls yBly Pnp oj ejqeoi dde 10 Je o41uoo 91OUJ9 qns D9109UUOO 1OUUBO pjooM q1 I AD V Cx qa 9 se yo se Ke dsiq 208095 JUN euo D9IIB1SUI Aluo ued 9UL 2 M hszzng D9108UUOO SJ9IIOJ1UOO 91OUU9 qns DSIIB1SUI SI SUN 0 dn AIUO A ddns 9 INIJID MS 1 gt 2 KoueBijeu3 elo 5 94 Josueg E 3 F m TF 24 poJIM La ZOVL OOW O d IOJ1UO9 JOODUI pejoeuuoo eq UEo Silun 8 oi dN 8 1 6 When both main sub remote controller and wireless remote controller kit connected peq 1InoJIO YNO Alddns uouws INO eNO z3lzsv ogu n dnies uopoung BEI cm J9 O 3u09 ejouiaJ qns e dsi dm es uonound lasid 021 agl 91OUUS pls suun 2 o1 JllO1uoo V
12. f zone L operation is detected the timer count is cleared and the air conditioner returns to normal operation Reset conditions 1 TC1 gt 12 C TC2 gt 12 C and gt 12 2 Passage of 20 minutes after stoppage 29 TCJ Indoor heat exchanger sensor temperature zones D and E priority is given to the remote controller fan speed setting zone A HEATING STANDBY 5 is displayed TOT Indoor heat exchanger sensor temperature With models without TC2 TC2 is not part of the control parameters Cooling oil refrigerant recovery control Heating refrigerant oil recovery control Defrosting control 10 Short intermittent operation compensation control Drain pump control Elimination of residual heat While the outdoor unit is recovering cooling oil refrigerant the indoor units perform the following control tasks for operational cooling thermo ON thermo OFF FAN as well as nonoperational indoor units 1 Open the indoor PMV to a certain degree 2 Engage in recovery control for a specified period of time and return to normal cooling operation at the end of this period upon terminating the control 3 Operate the drain pump throughout the recovery control period and for about 1 minute after it While the outdoor unit is recovering heating refrigerant oil the indoor units perform the following control tasks 1 Ope
13. High tap 30 900 1100 1300 Standard filter pressure loss 1500 1700 1900 2100 2300 2500 Air Volume m h 2 2 Slim duct type MMD AP0244SPH MMD AP0274SPH Standard air volume 1080m h 60 Upper limit of external static pressure 50Pa 50 High 50Pa 40 Lower limit of external Low S0Paj static pressure 50Pa Upper limit of 4 30 external static G al pressure 30Pa High 30Pa Low 30Pa Upper limit of 20 static 777 pressure 20Pa rdi add Lower limit of external Upper limit 01 static pressure 30Pa external static High 20Pa pressure 10Pa i 10 High j 10Pa Low 10Pa 600 700 Standard filter pressure loss 800 900 1000 1100 Air Volume m h 19 Lower limit of external static pressure 20Pa 1200 1300 3 CONSTRUCTION VIEWS EXTERNAL VIEWS 3 1 Concealed duct standard type MMD AP0076BH AP0096BH AP0126BH AP0156BH 186 AP0246BH AP0276BH AP0306BH AP0366BH AP0486BH AP0566BH C L 8 i Hanging bolt pitch B Hanging bolt pitch 50 650 4 50 Main unit dimension A External dimensions of flange C 275 1800 Drain pan Drain Electrical pump check cover control
14. 0420 42HP Individual 10 20 40 Discharge temperature of compressor 1 4 data 1 of Td1 0024 24 C outdoor Discharge temperature of compressor 2 eS 11 21 81 41 x1 ep pressure of high pressure sensor 0123 1 23 13 pressure of low pressure sensor po2424 9 so so Curemofcompessoi Tossa 2 3 4A Current of compressor a A iB Ho zo sp ap compeserizONOFE s LL 2 sg 4E ougoorfanmeds 1 In the case of group connection only the header indoor unit data can be displayed 2 01 Only compressor 1 is on 10 Only compressor 2 is on 11 Both compressor 1 and 2 are on 3 The upper digit of CODE No indicates the outdoor unit No U1 outdoor unit Header unit U2 outdoor unit follower unit 1 U3 outdoor unit follower unit 2 U4 outdoor unit follower unit 3 59 Target outdoor unit SMMS i Series 4 CODENo Data Unit Remote controller display example Indoor unit 00 Room temperature in control te xt _ 02 ____ TA eat Temperature Oe 0024 24 C 04 Coil Temperature TC2 lt 05 Coil Temperature TC 2 6 Discharge temperature TE x a Air pou Temperature of direct expansion FA Temperature
15. NOTE Check there is no missing or poor contact of the connectors Multi blade fan 1 Detachment case fan lower 1 Perform work 1 of 3 Remove the upper fan case while taking off hooks of fan upper case which are hooked to the partition board 4 Loosen hexagonal hole screw of the multi blade fan to remove multi blade fan from the shaft If necessary remove multi blade fan and then remove fan upper case Hanging hook Multi blade fan Fan lower case 2 Attachment 1 Determine the position so that multi blade fan positions at the center of the fan upper case and then fix it with hexagonal hole SCrew NOTE Arrange the multi blade fan so that screws position at the right side against the drain pan assembly NOTE Fix multi blade fan with torque wrench Drainjpanlassembly side 4 9 2 Hook the lower fan case as before and attach it with hooks Arrange the multi blade fan so that screws position at the right side NOTE Finally check whether the multi blade fan against the drain pan assembly turns surely and smoothly or not 109 7 Fan motor 1 Detachment 1 Perform works 1 of 1 of O 1 of 2 Remove lead wires which are connected to the following connectors of P C board assembly NOTE Unlock locks of the housing and then remove the connectors CN333 Fan motor power supply 5P White CN334 Detection of fan motor
16. group There is duplication in line address setting for outdoor units belonging to different refrigerant piping systems More than one indoor unit has been set up as priority indoor unit More than one indoor unit have been set up as priority indoor unit There is at least one stand alone indoor unit to which group control cable is connected Address setting has not been performed for indoor units Capacity setting has not been performed for indoor unit Check items locations Check for disconnection of TK4 sensor Check resistance characteristics of TK4 sensor Check for connection error involving TK1 TK2 TK3 TK4 and TK5 sensors Check for faulty operation in SV3E or SV3F valve Check for clogging in oil equalizing circuit capillary and faulty operation in check valve Check for refrigerant entrapment inside compressor Check for disconnection of TK5 sensor Check resistance characteristics of TK5 sensor Check for connection error involving TK1 TK2 TK3 TK4 and TK5 sensors Check for faulty operation in SV3E valve Check for clogging in oil equalizing circuit capillary and faulty operation in check valve Check for refrigerant entrapment inside compressor Check installation of TD3 sensor Check connection of TD3 sensor connector and wiring Check resistance characteristics of TD3 sensor Check for defect in outdoor P C board I F Check the model name of the outdoor unit
17. manufacturer s consent Specifications Sound power level dBA Weight kg cooing Heating Main unit Ceiling panel 23 23 23 23 23 30 30 30 40 40 40 23 MMD AP0076BH E MMD APOO96BH E MMD AP0126BH E MMD AP0156BH E MMD AP0186BH E MMD AP0246BH E MMD AP0276BH E MMD APO306BH E MMD APO0366BH E MMD AP0486BH E MMD APO0566BH E MMD APO0076BH TR MMD APOO96BH TR MMD APO0126BH TR MMD APO0156BH TR MMD APO0186BH TR MMD APO246BH TR MMD AP0276BH TR MMD AP0306BH R MMD AP0366BH R MMD AP0486BH TR Under 70 dBA 23 23 23 30 30 30 40 40 40 29 29 29 29 12 1 SPECIFICATIONS 1 1 Concealed Duct Standard type 50Hz name MMD AP BH E TR vn owe oe re oe svn os n Cooling Heating capacity Note 1 RA aano nes oreo eor Electrical Power supply 1phase 50Hz 230V 220V 240V characteristics aw oos ooee 094 0172 0198 Starting current 945 oso 106 18 213 Zinc hot dipping stee piate Dimension Height 4 0 2 Widt 9 Depth mm e 20 Finned tube Soundproof Heat insulating meterial Polyethlene foam Fan unit Centrifugal fan Standard air flow m3 h 540 570 800 1 200 1 260 1 920 2 100 LE m EE OD 450 330 630 480 030 720 960 720 EN NER 1 650 1 260 Motor Motor output W External static pressure fa
18. when two remote controllers are in use Check remote controller P C board Check internal transmission circuit of remote controller Replace remote controller as necessary Check remote controller and network adaptor wiring Check order in which power was turned on for indoor and outdoor units Check indoor address setting Check indoor outdoor tie cable Check outdoor termination resistance setting SW30 Bit 2 Check power supply to indoor unit Is power turned on Check connection of indoor outdoor communication cable Check connection of communication connectors on indoor P C board Check connection of communication connectors on outdoor P C board Check for defect in indoor P C board Check for defect in outdoor P C board I F Check outdoor termination resistance setting SW30 Bit 2 Check connection of indoor outdoor communication circuit Outdoor 7 segment display Main E12 E15 E16 E12 E15 E16 Duplicated indoor address 01 Indoor outdoor communication 02 Outdooroutdoor communication 00 Overloading 01 No of units connected AI NET central control remote controller Location of detection Remote controller Indoor unit VF VF F Description System status All stop Duplicated indoor address Duplicated Stop of master remote corresponding controller unit Indo
19. 2 Connect 1 1 model connection interface to only 1 unit and connect 1 1 1 model connection Power supply interface to the header unit 10 220 240V 50Hz 3 It is unavailable to connect the Schedule remote 10 220V 60Hz controller to the simple wired remote controller 33 8 1 2 In Case of Connection of Wireless Remote Controller Concealed Duct Standard type Indoor unit 1 Heder Wireless remote controller Receiver P C board Display LED Function setup SW Temporary Power Remote controller circuit communication circuit Drain pump Alarm Defrost 1 2 3 Follower Follower B B 5 left e as left 2 2 3 2 3 Remote controller communication circuit Samea 2 TMP88CH47FG Output TVP88PH47FG Run A Sam 1 Thermo ON AC Fan motor 2 synchronous control circuit VET Power circuit FAN signal input circuit DC280V Outdoor unit Outdoor unit Up to 8 units are connectable 1 U1 1U2 1 However if 1 1 model connection interface is connected when 2 wireless remote controllers are connected Max 7 units connectable Outdoor unit Mp 2 Connect 1 1 model connection interface to only 1 unit and connect 1 1 1 model connection Power supply interface to the header unit 10 220 240V 50Hz 10 220 60Hz 34 8 1 3 Connection of Both Wired Simple Remote Controller
20. AP0274SPH E TR 7 1 8 0 8 0 9 0 Electrical _ phase 50Hz 230V 220V 240V characteristics 0 75 KW A 50 2 0 105 Starting current 1 13 Zinc hot dipping steel plate Dimension 210 1140 645 Finned tube Polyethiene foam Centrifugal fan Sirocco fan Standard air flow 1080 1000 900 Motor output W 120 External static pressure Pa 2 12 22 42 Asteps 42 Factory setting Remote controller Standard filter Long life filter Connecting pipe Gas side mm 15 9 Note 1 The cooling capacities and electrical characteristics are measured under the conditions specified by JIS B 8615 based on the reference piping The reference piping consists of 5 m of main piping and 2 5 m of branch piping connected with 0 m height Note 2 The sound level are measured in an anechoic chamber in accordance with JIS B 8616 Normally the values measured in the actual operating environment become larger than the indicated valves due to the effects of external sound Note Rated conditions Cooling Indoor air temperature 27 DB 19 C WB Outdoor air temperature 35 DB Heating Indoor air temperature 20 C DB Outdoor air temperature 7 C DB 6 C WB L D 3 gt 3 i T 3 3 9 3 5 15 60 2 Electrical 1phase 60Hz 220V merece Dimension Total weight k 9 ___ ____ Heat exchanger
21. CAUTION Do not climb onto the fan guard Doing so may result in injury Do not climb onto the fan guard Doing so may result in injury PRECAUTIONS FOR SAFETY The manufacturer shall not assume any liability for the damage caused by not observing the description of this manual N DANGER Turn off braeaker Electric shock hazard 9 Prohibition Stay on protection Before carrying out the installation maintenance repair or removal work be sure to set the circuit breaker for both the indoor and outdoor units to the OFF position Otherwise electric shocks may result Before opening the electrical box cover of the indoor unit or service panel of the outdoor unit set the circuit breaker to the OFF position Failure to set the circuit breaker to the OFF position may result in electric shocks through contact with the interior parts Only a qualified installer 1 or qualified service person 1 is allowed to remove the intake grille of the indoor unit or service panel of the outdoor unit and do the work required Before opening the suction board cover set the circuit breaker to the OFF position Failure to set the circuit breaker to the OFF position may result in injury through contact with the rotation parts Only a qualified installer 1 or qualified service person 1 is allowed to remove the suction board cover and do the work required Before starting to repair the outdoor unit fan or fan guard be absolutel
22. Generic Denomination Model type Commercial name Declaration of Conformity Toshiba Carrier Corporation 336 Tadehara Fuji shi Shizuoka ken 416 8521 JAPAN Nick Ball Toshiba EMEA Engineering Director Toshiba Carrier UK Ltd Porsham Close Belliver Industrial Estate PLYMOUTH Devon PL6 7DB United Kingdom Air Conditioner Indoor unit Concealed Duct Standard Type MMD AP0076BH E TR MMD AP0126BH E TR MMD AP0186BH E MMD APOO96BH E MMD AP0156BH E MMD APO306BH E TR TR MMD AP0246BH E TR TR MMD AP0366BH E TR MMD AP0566BH E MMD AP0276BH E TR TR MMD AP0486BH E TR lt Slim Duct Type gt MMD AP0244SPH E TR MMD AP0274SPH E TR Super Modular Multi System Air Conditioner Super Heat Recovery Multi System Air Conditioner MiNi Super Modular Multi System Air Conditioner MiNi SMMS series Complies with the provisions of the Machinery Directive Directive 2006 42 EC and the regulations transposing into national law Declaration of incorporation of partly completed machinery Must not be put into service until the final machinery into which it is to be incorporated has been declared in conformity with the provisions of this Directive where appropriate Complies with the provisions of the following harmonized standard NOTE EN 378 2 2008 A1 2009 This declaration becomes invalid if technical or operational modifications are introduced without the
23. Geo lt No sueusued 4 6 lt lt 93 4 2 Slim duct type MMD AP0244SPH E TR MMD AP0274SPH E TR Models ple0q O d y Fy punoJ8 uonoejoud ay sejyeoipul O d 041009 uo 10 28uuoo au O_O leuiuJ9 uonoeuuoo y sejeoipui o IBUluuJ91 sejeoipui z S9lJ0SS999e 9U1 9jeoipur peyop eyis eu ejyeoipur J8IIOJ1UOO yun Joopino 2 09 ZHOS 072 022 AVME Alddns JeAod UIDETUR ee E SEDIPS ETE oo E 3 D PEE ree 0 9 897200 ee 00 2 222222 eese NM OF HO HO AY d s hen 0ZNO L8NO 09NO 625NO 77 LOND OSNO O NO eee bo es so MOOS yeg Vires 90 1x3 JoLbIPOH Oo 6I Na Nd 9 2 08 9 c aan ELE 22 HOZ GAA 722 HM HWW C HO Qro c PENO uiu cz MEET pues FP dnjes S4 085 eu493x3 ANd Ajddns X malia yun _____ 4 T ur we AGE NMO S Mad N33NH9 NH9
24. 16 mA Does not Note Determine the cable length between the correspond to a terminal block type relay on the market indoor control P C board and the relay within 2m Indoor control P C board 47 V Leaving ON prevention control 5 03 Function This function controls the indoor units individually It is connected with cable to the control P C board of the indoor unit In a group control it is connected with cable to the indoor unit Control P C board and the CODE No is set to the connected indoor unit It is used when the start operation from outside if unnecessary but the stop operation is necessary Using a card switch box card lock etc the forgotten OFF of the indoor unit can be protected When inserting a card start stop operation from the remote controller is allowed When taking out a card the system stops if the indoor unit is operating and start stop operation from the remote controller is forbidden Control items 1 Outside contact ON The start stop operation from the remote controller is allowed Status that card is inserted in the card switch box 2 Outside contact OFF If the indoor unit is operating it is stopped forcedly Start Stop prohibited to remote controller Status that card is taken out from the card switch box When the card switch box does not perform the above contact operation convert it using a relay with b contact 2 Operation Handle the wired
25. 220 240V 50Hz controller to the simple wired remote controller 10 220V 60Hz 35 8 1 4 When main sub remote controller connected Slim duct type gt ZHO9 OL ZHOS 022 01 Alddns 190g yun yun JoopinO Joopino Joopino 1 Aiddns 1 1 Aiddns N 1 1 JOOD1nO JOODU ME NM JO OUJ Ue JOODUI indui ndnno IBUJ91X VH JeIIOJ1UOO yeo dA d qns pejoeuuoo jouueo AI99A v Ex d b yo se pu we euo eq 108095 9 Josuas YL Ajuo ued yJOMIOU 2 D9128UUOO SJ9IIOJ1UOO 91OUU9 qns DSIIB1SUI SI spun Z 0 dn AIUO 6606 8H Le pejoeuuoo eq UBD spun 8 0 df ZOVL OOW 041009 100pul L yun JOODUI cle Agied Alddns Ino glIdee5Jeuoed amod Alddns 910U9H ey oums dnjes uomoun J TO dnjes uonounJ adol 231257 384 2 qns J3c 1INV O8U 49 OJ1uO9 UIEN SS
26. Bunias JO pes MHO OLL VH indino jeuondo indino ugy JeATnO TTE EC ERES 7 7j Ex E rm _ _ 3 cB B 40 lt 2 MS 1 0 J UJn19 OG PLB ASST MES 3 z EH 5 5 Ajddns gt Yo Tec i z 2 1 a x 5 je indino ANd E 2063 255 CH Alddns JOMOd G E Hm 106 TR 1 n 1 4 MT Gite mem 1 i HY L UR Lote Brgy _ ee indui Buireo ufiH Odd 794 1029 peuondo 1634 4317 40 8 3 Optional connector specifications of indoor P C board Function Connector No Fan output CN32 HA CN61 Specification DC12 V Factory default setting ON when indoor unit in Output operation and OFF when indoor unit at rest Fan can be operated on its own by pressing FAN button on remote controller DN 31 Start stop input Start stop input for HA J01 In place Removed Pulse pU factory default Step input COM Remote controller disabling Enables disables start stop control via remote input controller In operation output ON during operation HA answerback signal DC12 V COM Alarm Wm ON while alarm ON etos ON while outdoor unit defr
27. Check for defect in indoor P C board Check impact of outside air treatment OA Check static pressure setting MG CTT Magnet contactor v E dE code Main P13 P15 P17 P18 Outdoor 7 segment Outdoor 7 segment display AI NET central P15 control remote controller I F P13 47 01 TS condition 02 TD condition VF AE Location of Description System status detection Outdoor liquid All stop backflow detection error All stop stop Gas leakdetection TS1 condition Gas leak detection TD condition VF Discharge All stop temperature TD2 error VF Discharge temperature TD3 error All stop 87 Error detection condition s During cooling operation When system is in cooling operation high pressure is detected in follower unit that has been turned off During heating operation When system is in heating operation outdoor PMV 1 or 2 continuously registers opening of 100p or less while under SH control Protective shutdown due to sustained suction temperature at or above judgment criterion for at least 10 minutes is repeated four times or more TS error judgment criterion In cooling operation 60 C In heating operation 40 C Protective shutdown due to sustained discharge temperature TD1 TD2 or TD3 at or above 108 C for at least 10 minutes is repeated four times or more Discharge temperature TD2 exceeds 1
28. Open and check the service valve Gas side Liquid side Check the outdoor PMV clogging PMV1 2 Check the SV42 circuit Check the SV4 circuit SV41 42 miswiring Check the opening status of indoor PMV Check the four way valve error Check the refrigerant shortage Check installation of TD2 sensor Check connection of TD2 sensor connector and wiring Check resistance characteristics of TD2 sensor Check for defect in outdoor P C board I F Check items locations Check code Description System status Error detection idea P condition s controller SMMS 1 series 01 TK1 oil circuit error 02 TK2 oil circuit error 03 TK3 oil circuit error 04 TK4 oil circuit error SMMS 1 series 01 TK1 oil circuit error 02 TK2 oil circuit error 03 TK3 oil circuit error 04 TK4 oil circuit error SMMS i 4 series 01 TK1 oil circuit error 02 TK2 oil circuit error 03 oil circuit error 04 oil circuit error 05 TK5 oil circuit error Oil detection circuit error Oil detection circuit error Oil level detection circuit error All stop All stop All stop 82 The temperature change of TK1 cannot be detected even after Compressor 1 starts operating The temperature change of TK2 cannot be detected even after Compressor 2 starts operating The temperature change of TK3 cannot be detected even after Compressor 3 starts operating The temp
29. Type Indoor unit capacity Code No 10 CODE No 11 Setting data Mode Setting data Mode me ow ope ox wewe ww we we we ws oooe owe es wo on oye ezz cw ww wwe wa ww is owe 99 11 5 11 1 Concealed duct standard type A WARNING NCAUTION Be sure to stop operation of the air conditioner before Be sure to put on gloves during working time work and then turn off switch of the breaker otherwise an injury will be caused by a part etc NOTE In a section Detachments the models are expressed as follows for convenience AP007 MMD AP0076BH E TR to APO186BH E TR AP024 MMD AP0246BH E TR to APOSO6BH E TR AP036 MMD AP0366BH E TR to AP0566BH E TR No Procedure Remarks Air filter 1 Detachment 1 Slide the filter toward the opposite side of the arrow mark and then pull out the filter In the case that two filters are provided pull out the first filter then the second filter will be pulled out connected with the first filter 2 Attachment 1 Insert the filter in the filter rail toward the arrow mark slide it until the filter stops and then fix it In the case that two filters are provided insert the second filter in the same
30. bit 1 of SW11 on outdoor F P C board ON 3 All indoor units not able to engage in any of the above operations stand by in thermo OFF state 4 The indoor fan has been turned off because the system is engaged in a heat refrigerant oil recovery operation Heating standby Displayed on remote controller 1 Normal thermo OFF During heating the indoor unit goes thermo OFF as the heating temperature setting is reached 2 During heating the fan rotates at a breeze speed UL or lower or remains stationary to prevent cold air from being discharged including defrosting operation 3 Forced thermo OFF HEAT operation is unavailable because at least one indoor unit is operating in COOL DRY mode under priority cooling setting bit 1 of SW11 on outdoor F P C board ON 1 The range of operations that can be performed via an indoor unit remote controller can be determined through the setting of the central controller 2 Setting details TCC Link central control Operation RBC Start stop PE Timer Fan speed Air flow AMT32E control Il m sd Individual O ous ocma2 x x x x o o JN o x o x o o wwa o x o o 9 0 Accessible Inaccessible G OPERATION STANDBY displayed No display provided on wireless remote controller HEATING _ STANDBY 6 displayed In the case of a wired
31. indicates the outdoor unit No 1 5 U1 outdoor unit Header unit 2 6 02 outdoor unit follower unit 1 3 7 03 outdoor unit follower unit 2 4 8x 04 outdoor unit follower unit 5 Only CODE No 5 of U1 outdoor unit Header unit is displayed 60 ee oudoor unit ss 72 Rotatonofcompressors ms Outdoor fanmode xi Heat sink temperature of compressor IPDU1 es Heat sink temperature of compressor pues 0024 24 Heat sink temperature of compressor 6 Heat sink temperature of outdoor fan IPDU xt C In heat cool collecting control 5 0 Normal 0010 In heat collecting control 1 In collecting control 0001 In cool collecting control ici a e Pressure release 5 0010 In pressure release control In pressure 0010 In pressure release control control Discharge temperature release 5 0001 2 In discharge temperature release control Terminal unit release 0 Normal 0100 In U2 outdoor unit release U2 U3 U4 outdoor unit 5 1 In release control control 0010 2 In U3 outdoor unit release control 0001 2 In U4 outdoor unit release control 1 The TF TSA TOA sensors are equipped only with some types of indoor units The data does not appear for other types 2 n the case of group connection only the header indoor unit data can be displayed 3 The upper
32. sensor Check for defect in indoor board Check connection of TC2 sensor connector and wiring Check resistance characteristics of TC2 sensor Check for defect in indoor P C board Check connection of TC1 sensor connector and wiring Check resistance characteristics of TC1 sensor Check for defect in indoor P C board Check connection of TD1 sensor connector Check resistance characteristics of TD1 sensor Check for defect in outdoor P C board I F Check connection of TD2 sensor connector Check resistance characteristics of TD2 sensor Check for defect in outdoor P C board I F Check connection of TE1 TE2 sensor connectors Check resistance characteristics of TE1 TE2 sensors Check for defect in outdoor P C board I F AI NET central control Location Outdoor 7 segment display remote Check controller code Sub code Error detection condition s Main Description System status Check items locations of detection remote controller VF TL sensor All stop Sensor resistance is infinity Check connection of TL sensor error or zero open short connector F07 F07 18 circuit Check resistance characteristics of TL sensor Check for defect in outdoor P C board I F VF TO sensor All stop Sensor resistance is infinity Check connection of TO error or zero open short sensor connector circuit Check resistance iz ia 9 characteristics of TO
33. After finishing all the settings above set the address of the central control devices For the setting of the central control address refer to the installation manuals of the central control devices 50 Confirming the indoor unit addresses and the position of an indoor unit using the remote controller Confirming the numbers and positions of indoor units To see the indoor unit address of an indoor unit which you know the position of V When the unit is individual the indoor unit is paired with a wired remote controller one to one or it is a group controlled one 1 Starts running VENT SAVE FILTER RESET TEST SWING FIX UNIT LOUVER 2 Execute it while the units are running DON OFF 7 Push the button if the units stop UNIT LOUVER a 2 Pushthe 4 button left side of the button A unit numbers f fis indicated on the LCD it will disappear after a few seconds The indicated number shows the system address and indoor unit address of the unit When 2 or more indoor units are connected to the remote controller group controlled units a number of other connected units appears each time you push the button left side of the button 51 To find an indoor unit s position from its address V When checking unit numbers controlled as a group SAVE FILTER RESET TEST SWING FIX UNIT LOUVER
34. Check the miswiring of the communication line between indoor and outdoor Check indoor addresses Check for any change made to remote controller connection group individual since indoor address setting Check line addresses Check display on priority indoor unit Check displays on priority indoor unit and outdoor unit Check indoor addresses Check indoor addresses Note This code is displayed when power is turned on for the first time after installation Set indoor capacity DN 11 Outdoor 7 segment display 7 segment Outdoor 7 segment display ALNET central Location control of remote detection controller Error detection condition s Main Check items locations UM Outdoor All stop Jumper wire provided on P C Check model setting of P C board for servicing I F P C board for servicing outdoor board has not been removed I F P C board as required for given model capacity not set Check the outdoor unit remote controller eGR Sub code e Target indoor Outdoor unit The outdoor unit model is L17 17 address model mismatch duplicate The Cool Heat model error Flex series 1 2 are duplicate Cool heat Only the target The heating operation was Check the remote controller switch unit error unit stopped performed without the cool setting DN 0F only setting configured in a Check the cool heat cool only room where cool swit
35. JO1OUU UB ed edA pyepueis jonp D9IB99U09 ajqeaidde L yun 38 8 2 1 Indoor Print Circuit Board MCC 1631 lt Concealed duct standard type gt jndino 1nd nO ue 19X4 BuloiAJes 9514 JO pesf JHO 31 108098 YL Josues FOL Josues ZOL Josues LOL Odd jndino jun 54 MS 120 4 4 s 4 eps jlun J9 ul indjno ueq indino ANd uJnjoJ UBL OG Alddns 1 mod Ajddns len i 6 med indjno uel OG Ajddns 39 t board MCC 1402 Slim duct type Ircul 8 2 2 Indoor printed c Buioiwes 10 519 dnyoeq uoneoiunuuujoo JOOD1nO OODUI indui 10149 leUJ91X lox se JOSUDS COE Josuas TE T Josues 9 L DES MN A I m 2 un gt Eu gt za o dz E seu ze SWEET 1 p ton r ma indino ifa DP 25123 31 92JnOS J9IIOJ1UO2 Josues VL
36. Screw B 2 Attachment 1 Hook the slit of the electric parts box cover to the projection of the side plate close the cover enter screw B in the Key hole and then slide it 2 Fix the electric parts box cover by tightening with screws A and B 101 No _ Part name Procedure Remarks 2 3 28 j J 1 Detachment 1 Perform works of 1 of In case of under air intake Perform works of 1 of In case of back air intake Perform works of 1 of 2 Remove the indoor outdoor connecting wire and remote controller wire from each terminal block 3 Remove the connectors which connected from the control P C board to other parts 4 Electric parts box NOTE First unlock the housing and then remove the connectors CN34 CN41 Float switch Red Remote controller terminal block Blue Screw part of terminal block 2P CN504 Drain pump 2P White CN67 Power supply terminal block BP Black Screw part of terminal block CN101 TC sensor 2P Black TCJ sensor 2P Red Room temperature 2P Yellow CN102 104 4 Remove screws 24 x 10 2 pcs 5 Slide the electric parts box toward the arrow mark and then remove the box from the bottom side of the main unit Notch part 2 Attachment 1 Attach the electric parts box and then perform wiring as original Notes 1 Check there is no missing or contact failure on the connectors
37. System status condition s detection Check items locations controller remote Stop of corresponding unit Signal is present at When external device is external error input connected to CN80 terminal CN80 for 1 connector controller minute 1 Check for defect in external device 2 Check for defect in indoor P C board When external device is not connected to CN80 2 Check for defect indoor Detected indoor Indoor External address unit interlock of indoor unit L30 L30 E C board Extended E idi Continued There is part failure in P C Check outdoor P C board E idi operation board I F I F Indoor Indoor fan motor Stop of Check the lock of fan motor unit error corresponding unit AC fan Discharge All stop Discharge temperature TD1 Check outdoor service temperature exceeds 115 C valves gas side liquid TD1 error side to confirm full opening Check outdoor PMVs PMV1 2 4 for clogging Check resistance characteristics of TD1 1 sensor Check for insufficiency in refrigerant quantity Check for defect in 4 way valve Check for leakage of SV4 circuit Check SVA circuit wiring or installation error in SV41 SV42 or SV43 Check wiring 01 Compressor IPDU Activation of All stop High pressure SW is Check connection of high 1 side high pressure activated pressure SW connector 02 Compressor SW Check for defect in Pd 2 side pressure sensor 03 Compressor C
38. and Wireless Remote Controller Concealed Duct Standard type Indoor unit 1 Heder Wired Simple heder remote controller Wireless remote controller Max 2 units Schedule remote controller Display LED Receiver board driver Receive Function setup SW Display circuit Function Display LCD LED switch Function CN2 setup CPU Temporary SeN Ke operation SW E Remote controller Power communication circuit circuit Bed Remote d Power Secondary circui communication circui circuit battery 2 3 Follower Follower A B A B EEPROM2 EEPROM1 TA sensor TC1 sensor Drain T Same as left Same as left Driver 2 2 CPU External Ind output TVPBBCHATFG TMP88PH47FG Run BUS Alarm comunication circuit Defrost 1 213 1123 S Fan synchronous contro circuit FAN signal input circuit DC280V I l l I 1 Outdoor unit Outdoor unit Up to 8 units are connectable 1 Uilu2 1 However if 1 1 model connection interface is connected Max 7 units are connectable Outdoor unit 2 Connect 1 1 model connection interface to only 1 unit and connect 1 1 1 model connection interface to the header unit Power supply 3 It is unavailable to connect the Schedule remote 10
39. and louver of the selected indoor unit move UNIT LOUVER Each time the 9 button left side of the button is pressed one of the indoor unit Nos under group control is displayed in turn Then the fan and louver of the selected indoor unit move Use the lt lt button to select the CODE No DN code of the desired function Use the OD button to select the desired SET DATA associated with the selected function FILTER RESET TEST steady To change the selected indoor unit go back to step 2 To change the selected function go back to step 3 6 When the button is pushed the system returns to normal off state 43 Function CODE No DN Code table includes all functions needed to perform applied control on site pesempmon O Atshipmew Filter display delay timer 0000 None 0001 150H According to type 01 0002 2500H 0003 5000H 0004 10000H 02 Dirty state of filter 0000 Standard 0000 Standard 0001 High degree of dirt Half of standard time 03 Central control address 0001 No 1 unit to 0064 No 64 unit 0099 Unfixed 0099 Unfixed Specific indoor unit 0000 No priority 0001 Priority 0000 No priority Us priority Heating temp shift 0000 No shift 0001 1 C 0002 2 0002 2 10 0010 10 0000 0 Up to 6 recommended Existence of AUTO 0000 Provided 0001 Not provided mode 0001 Not provided Automatic selection from con
40. and shield the remote controller wiring and signal wires as necessary 62 9 2 Troubleshooting method The remote controllers main remote controller and central control remote controller and the interface P C board of an outdoor unit are provided with an LCD display remote controller or a 7 segment display outdoor interface P C board to display operational status Using this self diagnosis feature the fault site faulty part may be identified in the event of a fault by following the method described below The list below summarizes check codes detected by various devices Analyze the check code according to where it is displayed and work out the nature of the fault in consultation with the list When investigating a fault on the basis of a display provided on the indoor remote controller or TCC LINK central control remote controller oee the TCC LINK remote controller or main remote controller display section of the list When investigating a fault on the basis of a display provided on an outdoor unit See the Outdoor 7 segment display section of the list When investigating a fault on the basis of a display provided on the AI NET central control remote controller oee the AI NET central control display section of the list When investigating a fault on the basis of a wireless remote controller controlled indoor unit See the Light sensor indicator light block section of the list List of check codes
41. box AP007 018 type Lm 199 09 8 AP036 AP056 type 1400 1465 1340 1450 100 or more Air discharge Check port 450 O N Service space B for maintenance of air filter 20 AP007 AP018 type 024 type Under air intake Under air intake 235 4 235 4 37 5 m E 100 100 100 37 5 P Back air intake 660 gt 235 2 235 2 254 AP036 AP056 type Under air intake 235 4 235 2 mm 100 100 100 100 100 1375 21 3 2 Slim duct type MMD AP0244SPH MMD AP0274SPH Hanging bolt pitch 1205 Unit external dimention 1140 1100 inside Unit external dimension 210 Hung up plate Refrigerant pipe connecting port 9 5 Liquid side Refrigerant pipe connecting port 15 9 Gas side 2 k d 11111 a st c c c um 4 X 2 Drain pipe connecting port for vinyl chloride pipe Inner dia 32 VP25 Electrical control box Under air intake
42. controller communication line AI NET Blanket alarm for general Device connected to general purpose device control device control interface for TCC LINK AI NET is faulty As per alarm unit see Group control follower unit Group follower unit is faulty unit No and above detail above error displayed on main remote controller Note The same error e g a communication error may result in the display of different check codes depending on the device that detects it Moreover check codes detected by the main remote controller central control device do not necessarily have a direct impact on air conditioner operation 64 List of check codes outdoor unit IPDU Intelligent Power Drive Unit Inverter P C board Errors detected by SMMS outdoor interface typical examples O Lighting Flashing Goes off ALT Flashing is alternately when there are two flashing LED SIM Simultaneous flashing when there are two flashing LED Check code Display of receiving unit Outdoor 7 segment display TCC LINK Indicator light block Typical fault site Description of error central control or main remote tese Sub code controller E ia Ready Flas display D AD gt Indoor unit initially communicating normally fails to Dropping out of indoor unit return signal reduction in number of indoor units connected Indoor outdoor Signal cannot be transmitted to indoor units E07 E04 o communication c
43. group individual since indoor address setting Check remote controller settings Check remote controller P C boards Check for defect in indoor P C board Perform automatic address setting again after disconnecting communication cable to that refrigerant line Check connection of indoor outdoor communication line Check for error in indoor power supply system Check for noise from other devices Check for power failure Check for defect in indoor P C board Check capacities of indoor units connected Check combined HP capacities of indoor units Check HP capacity settings of outdoor units Check No of indoor units connected Check for defect in outdoor P C board I F Check code Main Outdoor 7 segment display central control Check remote code Sub code controller Indoor Error in Stop of unit communication corresponding E18 97 99 between indoor unit header and follower units Location Error detection condition s of Description System status detection Check items locations Periodic communication Check remote controller between indoor header and wiring follower units cannot be Check indoor power supply maintained wiring Check P C boards of indoor units 00 VF Error in number stop There is more than one Outdoor header unit is No header unit of outdoor outdoor header unit in one outdoor unit to which indoor 02 header units line outd
44. indoor unit being serviced controller and connect remote controller wiring Case 2 Indoorunit Indoorumt Indoorunit one being serviced P C board Remove CN41 connectors of all other indoor units Group contrpl wiring Remote in same group controller Be sure to restore the temporarily removed group control wiring and CN41 connectors to their initial states after Procedure 3 has been completed 97 Procedure 3 writing setting data in EEPROM The EEPROM of the service P C board has been set to the factory default values 1 Push the amp C buttons simultaneously and hold Fig 1 RBC AMT32E gt for at least 4 seconds This number corresponds to the same number shown on the Remote Controller Operation Diagram Under UNIT No ALL is displayed EE At the same time the CODE No DN code 10 is displayed LIE and the fan of the indoor unit comes on with the louver swinging depending on the model UNIT LOUVER 2 Push the left part ofthe button left side of the button to display the indoor unit No one by one in the group control Specify the indoor unit No whose service PC board was replaced SAVE SWING FIX This operation is not available if the UNIT No shows RLL DT 9 The button allows you to moved the CODE No po DN code up down by one place 4 60 1 2 4 First set the type and capacity codes of the indoor unit Changing the type and
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46. of air conditioner otherwise it may cause imperfect combustion When mounting the rails push them until the 3 latches click Concealed duct type only Insert the filters into the direction which the arrows carved on the filters show 2 filters are identical Explanations given to user If you have discovered that the fan grille is damaged do not approach the outdoor unit but set the circuit breaker to the OFF position and contact a qualified service person to have the repairs done Do not set the circuit breaker to the ON position until the repairs are completed Relocation e Only a qualified installer 1 or qualified service person 1 is allowed to relocate the air conditioner It is dangerous for the air conditioner to be relocated by an unqualified individual since a fire electric shocks injury water leakage noise and or vibration may result When carrying out the pump down work shut down the compressor before disconnecting the refrigerant pipe Disconnecting the refrigerant pipe with the service valve left open and the compressor still operating will cause air etc to be sucked in raising the pressure inside the refrigeration cycle to an abnormally high level and possibly resulting in reputing injury etc 1 Refer to the Definition of Qualified Installer or Qualified Service Person 10 Manufacturer Authorized Representative TCF holder Hereby declares that the machinery described below
47. on the service P C board 2 Itis necessary to establish a one to one correspondence between the indoor unit being serviced and the remote controller Turn on the indoor unit using one of the methods described below according to the system configuration 1 Single stand alone operation Turn on the indoor unit and proceed to Procedure 3 2 Group operation A If it is possible to selectively turn on the indoor unit being serviced Turn on the indoor unit being serviced and proceed to Procedure 3 B If it is not possible to selectively turn on the indoor unit being serviced Case 1 a Temporarily disconnect the group control wiring from terminals A and B of the indoor unit being serviced b Connect the remote controller wiring to the terminals turn on the indoor unit and proceed to Procedure 3 f this method cannot be used proceed to the alternative method described below Case 2 O If it is not possible to selectively turn on the indoor unit being serviced Case 2 a Remove the CN41 connectors of all other indoor units in the same group b Turn on the indoor unit and proceed to Procedure 3 Perform the same setting of the jumper wire J01 setting cut Materials switch SW501 as the setting of the P C board before replacement Indoorunit one being serviced Case 1 Indoorunit Indoorunit Service board P C board P C board Remove group control wiring r from terminals A and B of Group contrpl wiring Remote
48. operable 1 Push concurrently buttons for 4 seconds or more The unit No displayed firstly indicates the header indoor unit address in the group control In this time the fan of the selected indoor unit turns on 2 Every pushing button left side of the button the indoor unit numbers in group control are displayed successively In this time the fan of the selected indoor unit only turns on 3 Using the setup temp or C2 button specify the CODE No 3 f 4 Using the timer time or button select the SET DATA At shipment 0000 The setup data are as follows SET DATA Handling of operation of air to air heat exchanger or ventilating fan 0000 Unavailable At shipment 000 Available SET i 5 Push button OK if display goes on e To change the selected indoor unit go to the procedure 2 To change the item to be set up to the procedure 3 Ja 6 Pushing 2 returns the status to the usual stop status 2 Wiring Relay DC12V procured locally Corresponds to the relay up d 4 way 2 type to one that the rated current way Cassette type SH of the operation coil is approx 75 Concealed Duct Standard type model Slim Duct type Outside control Ceiling type FAP WHD input of fan Corresponds up to a relay in which rated current of the To terminal operation coil is approx 75 mA Other type models Correspond up to a relay in which rated current of the operation coil is approx
49. remote controller CENTRAL CONTROL IN PROGRESS is displayed lit up while in central control mode The display blinks when a control function inaccessible to a remote controller is chosen A wireless remote controller has the same set of control functions although there is no display When a control operation is performed via a wireless remote controller while in central control mode a peep sound alert 5 times is provided Power saving mode Frequency fixed operation Test run 19 1 When the fan operation has started positioning of the stator and the Check code P12 rotor are performed Moves slightly with tap sound 2 The motor operates according to the command from the indoor controller Notes When the fan rotates while the air conditioner stops due to entering of outside air etc the air conditioner may operate while the fan motor stops When a fan lock is found the air conditioner stops and an error is displayed If static pressure of the used duct does not match with the setup value of static pressure which was decided in the static pressure setting code No 50 the air conditioner may stop or an error code may be displayed Push the CH button on the remote controller The power saving The 5 segment lights up on the wired remote controller display operation cannot be The requirement capacity ratio is limited to approximately 75 96 set
50. sensor Check for defect in outdoor P C board I F Indoor Indoor TA Stop of Sensor resistance is infinity Check connection of TA unit sensor error corresponding or zero open short sensor connector and wiring F10 0 unit circuit Check resistance characteristics of TA sensor Check for defect in indoor P C board Indoor Indoor TF Stop of Sensorresistance is infinity Check connection of TF unit sensor error corresponding or zero open short sensor connector and wiring F11 unit circuit Check resistance characteristics of TF sensor Check for defect in indoor P C board VF TS1 sensor All stop Sensor resistance is infinity Check connection of TS1 error or zero open short sensor connector circuit Check resistance re zi is characteristics of 51 sensor Check for defect in outdoor P C board I F 01 Compressor 1 IPDU TH sensor All stop Sensor resistance is infinity Defect in IGBT built in side error or zero open short temperature sensor F13 02 Compressor2 43 circuit Replace A3 IPDU P C side board 03 Compressor 3 VF Outdoor stop During compressor Check installation of TE1 and temperature operation in HEAT mode TL sensors sensor wiring TE1 continuously provides Check resistance F15 F15 18 error TE1 temperature reading characteristics of TE1 and TL TL higher than indicated by TL sensors by at least specified margin Check for outdoor P C board for 3 minutes or more I F error I F Outdoor A
51. than 4 seconds At first the line 1 and CODE No AL Address Change are indicated on the LCD display Select an outdoor unit UNIT LOUVER SWING FIX Push the button left side of the button and buttons repeatedly to select a system address Push the C button to confirm the system address selection The address of an indoor unit connected to the selected refrigerant line is indicated on the LCD display and its fan and louvers are activated UNIT LOUVER Push the 9 button left side of the button Each time you push the button the indoor unit numbers of the selected refrigerant line are indicated one after another Only the fan and louvers of the indicated indoor unit are activated To select another system address 5 Push the button to return to step 2 After returning to step 2 select another system address and check the indoor unit addresses of the line TEST 6 Push the button to finish the procedure 53 Changing the indoor unit address using a remote controller To change an indoor unit address using a wired remote controller v OG N The method to change the address of an individual indoor unit the indoor unit is paired with a wired remote controller one to one or an indoor unit in a group The method is available when the addresses have already been set automatically 1 2 6 7 Execute it while the units are stopped Push and hold
52. the indoor and outdoor units in test run TEMPORARY button 63 8 APPLIED CONTROL AND FUNCTIONS INCLUDING CIRCUIT CONFIGURATION 8 1 Indoor controller block diagram 8 1 1 In Case of Connection of Wired Simple Remote Controller Concealed Duct Standard type Wired Simple heder remote controller Max 2 units Schedule remote controller Display LCD LCD driver CN2 Function setup C Display LCD Function setup Key switch Display LED Remote controller Power circuit communication circuit N1 Key switch 3 Power Secondary circuit battery Eats Indoor unit 2 3 1 Heder Follower Follower A B A B Indoor control P C board MCC 1631 yg 2 Remote controller communication circuit EEPROM 1 TA sensor TC1 sensor Same as left Same as left TC2 sensor 2 CPU H8 36109 TCJ sensor Float input HA Driver BUS External TMP88CH47FG a comunication circuit TMP88PH47FG Run Alarm Defrost Thermo ON AC Fan motor ee synchronous control circuit HEAT NA ALI Power circuit FAN signal input circuit DC280V Outdoor unit Outdoor unit Up to 8 units are connectable 1 U1 1U2 1 However if 1 1 model connection interface is connected when 2 wired simple remote controllers are connected Max 7 units are connectable Outdoor unit us
53. 0 Pa oO RR oO Se ee PENT FS N i Oi tap 80 e Low 120 Pa High tap 80 Pa E gh tap 2 eo 2 80 O O B High tap 65 Pa B 9 60 60 tap 50 Pa gt lt gt lt 40 40 High tap 40 Hightap 30Pa 20 20 0 0 m 200 300 400 500 600 700 800 200 300 400 500 600 700 800 Air Volume m h Air Volume m h 0156 AP0186 type AP0246 AP0276 type Standard air volume 800 m h Standard air volume 1200 m h 149 Upper limit of external Upper limit of externa Lower limit of external imi L limit of external static pressure 120 static pressure 120 Pa PA 4 eee 20 _ 120 120 120 m 100 _ 100 ca ca Low 120 m 80 5 80 High tap 2 High tap 65 60 lt 65 Pa 60 M High lap 50 Pa 40 Sage 40 gt High tap di i 40 DEM URP OP RS a 7 P eM gt High tap E High tap 80 Pa 2 7 y 30 Pa 20 20 lt 7 0 0 380 480 580 680 780 880 980 570 770 970 1170 1370 Air Volume m h Air Volume m h 97 AP0306 type Standard air volume 1260 m3 h 140 Lower limit of externa
54. 15 C Discharge temperature TD3 exceeds 115 C Check items locations Check full close operation of outdoor PMV 1 2 4 Check for defect in Pd or Ps sensor Check gas balancing circuit SV2 for clogging Check balance pipe Check SV3B circuit for clogging Check defect in outdoor P C board I F Check capillary of oil separator oil return circuit for clogging Check for leakage of check valve in discharge pipe convergent section Check for insufficiency in refrigerant quantity Check outdoor service valves gas side liquid side to confirm full opening Check PMVs PMV 1 2 for clogging Check resistance characteristics of TS1 sensor Check for defect in 4 way valve Check SV4 circuit for leakage Check for insufficiency in refrigerant quantity Check PMVs PMV 1 2 for clogging Check resistance characteristics of TD1 TD2 and TD3 sensors Check indoor filter for clogging Check piping for clogging Check SV4 circuit for leakage or coil installation error Check outdoor service valves gas side liquid side to confirm full opening Check outdoor PMVs PMV1 2 4 for clogging Check resistance characteristics of TD2 sensor Check for defect in 4 way valve Check SV4 circuit for leakage Check SV4 circuit for wiring or installation error involving SV41 SV42 and SV43 Check outdoor service valves gas side liquid side to confirm full opening Check outdoor P
55. 186BH ICF 340W150 1 Fan motor inside wiring diagram MMD AP0246BH AP0276BH AP0306BH ICF 340W250 1 MMD AP0366BH AP0486BH AP0566BH Slim Duct type Fan motor ICF 280W120 2C MMD AP0244SPH AP0274SPH Checking procedure Measure the resistance value of each winding by using the tester ICF 340W150 1 2 Poston ICF 340W250 1 Poston ee Under 20 ICF 340W250 1 92 9 5 Sensor characteristics Indoor unit V Temperature sensor characteristics Indoor sensor 30 0 929 Resistance 20 30 80 60 24 __ 9 10 20 30 40 50 60 20 999 Indoor TC1 sensor 200 20 150 15 Resistance Resistance 10 or below 10 or above 100 _ _ _ _ 10 50 5 0 0 30 20 10 0 10 20 30 40 50 60 70 80 90 100 Temperature C Temperature C Resistance Indoor TC2 and TCJ sensors 200 20 150 Resistance 10 or below 15 Resistance 10 or above 100 10 0 0 30 20 10 0 10 20 30 40 50 60 70 80 90 100 Temperature C 93 10 P C BOARD EXCHANGE PROCEDURES B Indoor unit 10 1 Replacement of indoor P C boards Model type P C board type 431 6V 437 MMD AP 4SPH series MCC 1402 431 6V 513 MMD AP 6BH series 1631 Points to note when replaci
56. 2 o1 J9 041UO9 36 8 1 5 When wireless remote controller kit connected Slim duct type gt jun euo UI DSIIB1SUI ued Jo1depe yJOMIOU 2 D9129UUOO SJ9 OJ UOO 91OUU9 qns c D9IIB1SUI SI JO1dBDB MOA19U JI SUN dn AIUO pejoeuuoo eq UBD spun 8 df Ajddns JOMOd Cx ya se Alddns Jo se ZHO9 Ot ZHOS 0 OL Alddns Joopino N JOOD1nO OODU Eoo cn IN N 1 noJI OJ1UOO NVA UP IV H 1009 NO sowy indui 0427 12 Hd88dlA L ed einsseid uiu pejeeouoo oj ejqeoidde 10sueg 6 0 8H MS yno MS NOD Aoue65jeu e ZOVL OOW IOJ1UO9 100pul 9IIOJ1UOO POs uno J9MO JO1OUU ue Joopu d dA pyepuejs pejeeouoo ejqeordde L 37 ZH09 01 2408 022 GL Alddns Joopino yun Joopino Joopino 20 1 1 Ajddns 1 Ajddns cn
57. 7 until all the settings are checked TEST 10 When finished push the button to bring the system back to normal off state In the case of group operation turn the unit off reconnect the indoor indoor group control wiring and CN41 connectors and turn on all the indoor units It takes the system about 1 minute to become responsive to remote controller operation CODE DN code go from 01 to FF with a few gaps along the ce If you realize you have wrongly corrected a certain setting after pushing the C button you can recover the initial value by pushing the button provided that the CODE No DN code is yet to be changed 98 CODE No list Example mew Fadosevaue mw Fiersinighingtine TT cg lmerpewe oosa ECENC I T 0d Existence of automatic COOL HEAT mode Existence of automatic mode si 0001 No auto mode cooling heating Automatically selection rera lowewwneoewsewyee O semas mm 39 reorua O leseeemwee OOOO a mm 7 automatic SW control point 7 78 Powertaiure automatcrecovery oone o Single operation a2 Sensor SW Selection pressure Boysemor 00002 sg Hiohecting select __ 6o Timer seting wed remote conte SSS fo lswmewee OO OoOO OoOO Do Powersmeoperion
58. 8 temperature sensor error Outdoor heat exchanger temperature sensors TE1 TE2 have been open short circuited F07 Outdoor outside air temperature sensor TO has F08 been open short circuited F11 65 Outdoor 7 segment display TCC LINK central control or main remote controller display F13 F15 F16 F22 F23 F24 F31 HO01 H02 H03 H04 05 06 07 H14 H15 H16 04 06 01 1 02 Compressor 2 03 Compressor 3 Compressor 1 Compressor 2 Compressor 3 Compressor 1 Compressor 2 Compressor 3 Compressor 1 Compressor 2 Compressor 3 01 TK1 sensor error 02 TK2 sensor error 03 sensor error 04 TK4 sensor error 05 TK5 sensor error 01 TK1 oil circuit error 02 TK2 oil circuit error 03 TK3 oil circuit error 04 TK4 oil circuit error 05 TK5 oil circuit error Number of priority indoor units check code L05 or 106 depending on individual unit F13 15 F16 22 F23 F24 F31 HO01 H02 5 05 07 H08 H14 H15 H16 H25 L04 LOS 06 Display of receiving unit Indicator light block peration Timer Ready ALT temperature sensor TS1 error 1
59. E TR MMD AP0366BH E TR MMD AP0486BH E TR MMD AP0566BH E TR 408 SENSOR ASSY SERVICE SENSOR SERVICE REACTOR TERMINAL BLOCK 2P PC BOARD ASSY HOLDER TA SENSOR ASSY SERVICE CLAMP UP CLAMP DOWN 119 12 2 Slim duct type MMD AP0244SPH E TR MMD AP0274SPH E TR 217 232 234 120 Location Description MMD AP SPH MMD AP SPH E TR fi MMD AP0244SPH E TR MMD 0274SPH E TR 122 Revision record Revision 1 Pol pasion Page 20 Jan 2013 External views TOSHIBA CARRIER CORPORATION 23 17 TAKANAWA MINATORKU TOKYO 108 8580 JAPAN Copyright 1999 to 2013 TOSHIBA CARRIER CORPORATION ALL Rights Reserved 429
60. EEPROM arrange the direction as shown in the following figures n exchanging time pay attention not to bend the lead wire of IC Concealed duct type Slim duct type P C board MCC 1402 Cut out 2 3 EEPROM EEPROM Cut out 95 EPROM IC10 Align notch directions of IC socket and EEPROM for installation ps 4 Notch IC socket Notch EPROM Procedure 1 reading setting data from EEPROM Read the setting data from EEPROM including both the factory settings and any modifications made to them on site 1 Pushthe amp C buttons simultaneously and hold at least 4 seconds This number corresponds to the same number shown on the Remote Controller Operation Diagram n the case of group control the unit No displayed first is the indoor unit No of the header unit At the same time the CODE No DN code 10 is displayed and the fan of the selected indoor unit comes on with the louver swinging depending on the model UNIT LOUVER Each time the s button left side of the button is pushed one of the indoor unit No under group control is displayed in turn The fan of the selected indoor unit comes on with the louvers swinging depending on the model The button allows you to move the CODE No DN code up down one place First change the CODE No DN code from 10 to 01 To set filter sign lighting time Jo
61. FILE NO A12 005 Revision 1 Jan 2013 TOSHIBA SERVICE MANUAL AIR CONDITIONER MULTI TYPE INDOOR UNIT Concealed Duct Standard Type gt MMD APO0076BH E TR MMD APO0096BH E MMD AP0126BH E MMD AP0156BH E TR MMD AP0186BH E TR MMD AP0276BH E TR MMD APO0306BH E MMD APO0366BH E MMD APO486BH E TR MMD APO566BH E TR MMD APO0246BH E Slim Duct Type gt MMD AP0244SPH E TR EN Y gt MD APO2 4 755 0 NM Y N gt D 0 0 NN Ses WW HFC PRINTED IN JAPAN Aug 2012 5 PRECAUTIONS FOR SAFETY CKx E Rad uFEEE ESFERA REN 6 1 25 ADT pa 13 1 1 Concealed Duct Standard 13 152 Slim Duct RR U 15 2 AIR DUCTING WO 17 2 1 Concealed duct Standard type oe 17 22 SMi DUCTI ER E O A E E ESERE ERa 19 3 CONSTRUCTION VIEWS EXTERNAL 5 2 1 20 3 1 Concealed duct standard type 20 2 2 Needs
62. ION Be sure to stop operation of the air conditioner before Be sure to put on gloves during working time work and then turn off switch of the breaker otherwise an injury will be caused by a part etc No Pertname Procedure Remarks Air filter 1 Detachment Back air intak 1 Slide the filter toward the opposite side of the arrow mark and then pull out the filter TEE the case that two filters are provided pull out the first filter then the second filter om UN will be pulled out connected with the first filter SSS 2 Attachment lt 1 Insert the filter in the filter rail toward the SS arrow mark slide it until the filter stops and Air filter then fix it In the case that two filters are provided 2 insert the second filter in the same Under air intake direction after inserting the first filter Plate inlet A 1 Detachment Plate Inlet B 1 Take off fixing screws while holding the plate Plate inlet B inlet A with hands to remove it 8 screws Sucking system from rear side 04 x 10 14 pcs Sucking system from bottom side 04 x 10 12 pcs 2 Take off fixing screws while holding the plate inlet B with hands to remove it 24 x 10 8 pcs NOTE Be careful that sheeting metal does not fall when N Plate inlet A 12 screws removing the plate inlet Plateinlet A 2 Attachment 14 screws 1 U
63. IT No and the latest error history information are displayed alternately During this procedure the temperature setting feature is unavailable Display of Unit No Display ME DE i TEST J4 A Jw gt l l Alternate blinking 22 01 1 1 I E TEMP 4 To check other error history items push the button to select another check code 01 04 5 To check check code relating to another group push ZONE and GROUP lt gt buttons 10 select a group No Do not push the G button as it would erase the whole error history of the selected group 6 To finish off the service check push the button 70 Using indoor unit indicators receiving unit light block wireless type To identify the check code check the 7 segment display on the header unit To check for check codes not displayed on the 7 segment display consult the List of Check Codes Indoor Unit in 9 2 Troubleshooting method sdy Goes off Lighting poe Blinking 0 5 seconds Light block Check code Cause of fault Operation Timer Ready All lights out Power turned off or error in wiring between receiving and indoor units E01 Faulty reception Error or poor contact in wiring between receiving and indoor units Operation Timer Ready Receiving unit E02 Faulty transmission e Y Loss of communication Blinking E08 Duplicated indoor unit No address Setting
64. ML Hu Centrifugal fan Sirocco fan Standard air flow External static pressure Pa 2 12 22 42 Asteps 42 Factory setting Far tror presswre Note 1 The cooling capacities and electrical characteristics are measured under the conditions specified by JIS B 8615 based on the reference piping The reference piping consists of 5 m of main piping 2 5 m of branch piping connected with 0 m height Note 2 The sound level are measured in an anechoic chamber in accordance with JIS B 8616 Normally the values measured in the actual operating environment become larger than the indicated valves due to the effects of external sound Note Rated conditions Cooling Indoor air temperature 27 DB 19 C WB Outdoor air temperature 35 C DB Heating Indoor air temperature 20 DB Outdoor air temperature 7 C DB 6 C WB 3 16 2 AIR DUCTING WORK 2 1 Concealed duct Standard type 0076 type 0096 0126 type Standard air volume 540 m h Standard air volume 570 m h 140 140 Upper limit of Lower limit of external static static Lower limit of external static 120 l pressure 120 Pa A Pressure 120 Pa _ Upperlimtofl 0 7 external static High tap 120 Pa 120 pressure 120 Pa High tap 100 Pa 100 id Low 120 4 fear High tap 10
65. MVs PMV1 2 4 for clogging Check resistance characteristics of TD3 sensor Check for defect in 4 way valve Check SV43 circuit for leakage Check SV4 circuit for wiring or installation error involving SV41 SV42 and SV43 Check code Outdoor 7 segment display A NET central control Sub code remote controller Detected outdoor unit No Error detection condition s Location of Description System status detection 4 way valve All stop Abnormal refrigerating cycle data is collected during heating operation reversing error Activation of high pressure protection All stop Pd sensor detects pressure equal to or greater than 3 6 MPa 88 Check items locations Check for defect in main body of 4 way valve Check for coil defect in 4 way valve and loose connection of its connector Check resistance characteristics of TS1 and TE1 sensors Check output voltage characteristics of Pd and Ps pressure sensors Check for wiring error involving TE1 and TL sensors Check for defect in Pd pressure sensor Check service valves gas side liquid side to confirm full opening Check for defect in outdoor fan Check for defect in outdoor fan motor Check outdoor PMVs 1 2 4 for clogging Check indoor outdoor heat exchangers for clogging Check for short circuiting of outdoor suction discharge air flows Check SV2 circuit for clogging Check for defect in outdo
66. R MMD AP0156BH E TR MMD AP0186BH E TR Su Sint 226 237 235 233 234 Location Decennia MMD AP x BH E TR 2m moo 202 43120255 FANMUTIBLADE __ _ ___ _ 1 2 li 114 MMD AP0246BH E TR MMD AP0276BH E TR MMD AP0306BH E TR 226 237 208 212 216 214 215 217 115 Location M Description No 0246 43147664 STRAINER 43107215 HOLDER SENSOR 116 1 NO NO NO NO NO NO MMD AP BH E TR 66 AP05 MD R M AP0486BH E T MD R M H E T 66B AP03 MMD H 22 9 a imd ay 19 D CREER p Yi iC 2 uL zu 117 EE No 43147664 STRAINER 43107215 HOLDER SENSOR 118 TR 0366 1 NO NO NO NO NO NO MMD AP0076BH E TR MMD AP0096BH E TR MMD AP0126BH E TR MMD AP0156BH E TR MMD AP0186BH E TR MMD AP0246BH E TR MMD AP0276BH E TR MMD AP0306BH
67. SMMS i Outdoor Unit Service Manual A10 005 above The opening position of the indoor PMV depending on the type and capacity of the indoor unit Check code P10 FILTER displayed Filter sign display not applicable to wireless type Provided in the separately mounted type TCB AX21E Selection of central control mode Operation standby Heating standby 15 1 The indoor fan s cumulative hours of operation are counted and when these exceed the prescribed value 2500H a filter replacement signal is sent to the remote controller to display a filter sign on it 2 When a filter reset signal is received from the remote controller the timer measuring cumulative hours is cleared If the prescribed hours have been exceeded the hours count is reset with the sign on the remote controller display erased Filter service life 2500H Operation standby Displayed on remote controller 1 When any of the DN codes listed below is displayed POP Detection of an open phase in the power supply wiring P10 Detection of indoor flooding in at least one indoor unit L30 Detection of an interlock alarm in at least one indoor unit 2 Forced thermo OFF COOL DRY operation is unavailable because at least one indoor unit is operating in HEAT mode HEAT operation is unavailable because at least one indoor unit is operating in COOL DRY mode under priority cooling setting
68. TK2 TKS or TK4 Check the SV3E valve error Check the oil circuit capillary clogging and non return valve error Check the hibernating refrigerant in compressor Check for disconnection of TK1 sensor Check resistance characteristics of TK1 sensor Check for connection error involving TK1 TK2 TK4 and TK5 sensors Check for faulty operation in SV3E SV3F valve Check for clogging in oil equalizing circuit capillary and faulty operation in check valve Check for refrigerant entrapment inside compressor Check for disconnection of TK2 sensor Check resistance characteristics of TK2 sensor Check for connection error involving TK1 TK2 TK4 and TK5 sensors Check for faulty operation in SV3E or SV3F valve Check for clogging in oil equalizing circuit capillary and faulty operation in check valve Check for refrigerant entrapment inside compressor Check for disconnection of TK3 sensor Check resistance characteristics of TK3 sensor Check for connection error involving TK1 TK2 TK4 and TK5 sensors Check for faulty operation in SV3E or SV3F valve Check for clogging in oil equalizing circuit capillary and faulty operation in check valve Check for refrigerant entrapment inside compressor Check code Outdoor 7 segment display Al heck Main remote H25 02 03 04 05 06 07 08 09 SMMS i 4 series 01 TK1 oil circuit error 02 TK2 oi
69. acities of indoor units according to the difference between Ta and Ts Cooling Ta Heating Ts Temperature setting Ta temperature Shift in heating suction temperature not applicable to remote controller thermo operation Ts Temperature setting Ta Room temperature Specification outline Fan speed 1 The fan operates in one of the four speed modes of HIGH HH MED control H LOW L and AUTO on the basis of a command issued the remote controller Concealed duct high static pressure type HH only 2 In AUTO fan speed mode the air speed changes according to the difference between Ta and Ts Cooling Control is identical in remote controller thermo and body thermo operation opeed modes shown in apply to cooling operation under AUTO air conditioner operation mode AUTO fan speed mode the fan speed remains the same for 3 minutes each time a speed change occurs However a speed change command issued via the remote controller can override this and the fan speed changes accordingly At the beginning of cooling operation a higher speed steeper downward temperature gradient is chosen As long as the temperature difference remains on a boundary line the fan speed stays the same Heating Ta 0 5 1 0 0 Tsh 40 5 1 0 41 0 42 0 41 5 43 0 42 0 4 0 Figures inside applies to remote con
70. ation 2 IMMU AP0074YH to AP0124YH only Controls PMV under cool in heating operation 26 7 CONTROL OUTLINE B Indoor unit Control specifications nNo Specification outline Remarks Upon power supply reset Operation selection Room temp control Automatic capacity control 1 Identification of outdoor unit When the power supply is reset the outdoor unit is identified and control is redirected according to the identification result 2 Indoor fan speed and air flow direction control availability settings Settings such as indoor fan speed and air flow direction control availability are replaced on the basis of EEPROM data 3 If power supply reset is performed in the wake of a fault the check code is cleared If the abnormality persists after the Start Stop button on the remote controller is pressed to resume operation the check code is redisplayed on the remote controller 1 The operation mode changes in response to an operation selection command issued via the remote controller 1 Adjustment range remote controller temperature setting COOL DRY HEAT Wired type 18 29 18 29 Wireless type 18 30 16 30 2 In heating operation the temperature setting may be fine tuned via the DN code 06 SA 2 3 Factory default Model type SET DATA Floor standing standard concealed cabinet DS 1 The outdoor unit determines the operational cap
71. aws and regulations and he or she is a person who has been trained in matters relating to refrigerant handling and piping work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified service person who is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work Qualified service person Definition of Protective Gear When the air conditioner is to be transported installed maintained repaired or removed wear protective gloves and safety work clothing In addition to such normal protective gear wear the protective gear described below when undertaking the special work detailed in the table below Failure to wear the proper protective gear is dangerous because you will be more susceptible to injury burns electric shocks and other injuries Work undertaken Protective gear worn Protective gloves All types of work Safety working clothing Gloves to provide protection for electricians and from heat Electrical related work Insulating shoes Clothin
72. box as original 5 Enter the corners 2 positions of the check cover in the entering part and then fix it using fixing screws 2 positions 105 No _ Part name Procedure Remarks 1 Detachment 1 Recover the refrigerant gas and then remove the refrigerant pipe of the indoor unit 2 Perform works of 1 of 3 Pull out TC sensor and TCJ sensor wirings from the holder 4 Remove the screws 4 x 8 2 pcs then remove the piping cover 5 Remove screws 04 x 8 1pc of the heat exchanger fixed plate 6 While holding the heat exchanger remove the fixed screws 04 x 8 2 pcs of the end plate and then take out the heat exchanger slowly exchanger 2 Attachment 1 Set the heat exchanger at the original position and fix it as before using screws which removed the end plate heat exchanger fixed plate and piping cover 2 Enter TC sensor and TCJ sensor wirings in the holder and then perform wirings as original 3 Attach the drain pan and the bottom base as original 106 Q Screw position AP007 Type Heat exchanger End plate fixed plate Piping cover AP024 Type Heat exchanger fixed plate End plate Piping _ cover AP036 Type Heat exchanger fixed plate End plate Piping cover 11 2 Slim duct type A WARNING NCAUT
73. burning yourself because the compressor pipes and other parts will be very hot to the touch In addition before proceeding with the repair work wear the kind of insulated heat resistant gloves designed to protect electricians Take care not to get burned by compressor pipes or other parts when checking the cooling cycle while running the unit as they get heated while running Be sure to put on gloves providing protection for heat Cooling check When the service panel of the outdoor unit is to be opened in order for the fan motor reactor inverter or the areas around these parts to be repaired immediately after the air conditioner has been shut down set the circuit breaker to the OFF position and then wait at least 10 minutes before opening the service panel If you fail to heed this warning you will run the risk of burning yourself because the fan motor reactor inverter heat sink and other parts will be very hot to the touch In addition before proceeding with the repair work wear the kind of insulated heat resistant gloves designed to protect electricians Only a qualified installer or service person is allowed to do installation work Inappropriate installation may result in water leakage electric shock or fire Before starting to install the air conditioner read carefully through the Installation Manual and follow its instructions to install the air conditioner Be sure to use the company specified products for the separately pur
74. by the wireless If the power saving operation is enabled the settings are retained remote controller or when the operation is stopped when the mode is changed or when wired remote the power is reset The power saving operation will be enabled the 1 next time the operation starts l In case of wired remote controller gt Command frequency 1 When pushing CHK button for 4 seconds or more TEST is displayed is approximately 57 on the display screen and the mode enters in Test run mode 2 Push ON OFF button 3 Using MODE button set the mode to COOL or HEAT Do not use other mode than COOL HEAT mode During test run operation the temperature cannot be adjusted An error is detected as usual A frequency fixed operation is performed After the test run push ON OFF button to stop the operation Display in the display part is same as the procedure in Item 1 Push CHK button to clear the test run mode TEST display in the display part disappears and the status returns to the normal stop status In case of wireless remote controller When TEMPORARY button is pushed for 10 seconds or more Pi sound is heard and the operation changes to test run After approx 3 minutes a cooling operation starts forcedly Check cool air starts blowing If the operation does not start check wiring again To stop a test operation push TEMPORARY button once again Approx 1 second Check wiring piping of
75. capacity codes in EEPROM overwrites the factory default settings 1 Set the CODE No DN code to 10 no change 2 Use the button to select the type For example 0001 is for the 4 way cassette type See the CODE No list 3 Push the 5 button The display should change from flashing to steady 4 Use the button to set the CODE No DN code to 11 5 Use the DD button to set the capacity code For example 0012 is for the 027 type See the CODE No list 6 Push the button The display should change from flashing to steady TEST 7 Push the amp button to bring the system back to normal off state Fig 1 RBC AMT32E gt 5 Next write any setting changes made on site after installation such as address settings in the EEPROM Perform the tasks specified in step 1 again Use the button to set the CODE No DN code to HHH 01 To set filter sign lighting time Check the value displayed with the value jotted down in Procedure 1 and information proved by the customer 1 If there is a discrepancy change the setting in accordance with aspa the jotted down value and push the button E GT VENT The display should change from flashing to steady esr LOINEN 2 If there is discrepancy do nothing Usethe button to change the CODE No DN code Again check the value and change the setting if necessary 10 5 9 Repeat steps 6 and
76. chased parts Use of non specified products may result in fire electric shock water leakage or other failure Have the installation performed by a qualified installer Do not supply power from the power terminal block equipped on the outdoor unit to another outdoor unit Capacity overflow may occur on the terminal block and may result in fire Do not install the air conditioner in a location that may be subject to a risk of expire to a combustible gas 0 If a combustible gas leaks and becomes concentrated around the unit a fire may occur Install the indoor unit at least 2 5 m above the floor level since otherwise the users may injure themselves or receive electric shocks if they poke their fingers or other objects into the indoor unit Installation while the air conditioner is running Install a circuit breaker that meets the specifications in the installation manual and the stipulations in the local regulations and laws Install the circuit breaker where it can be easily accessed by the qualified service person 1 If you install the unit in a small room take appropriate measures to prevent the refrigerant from exceeding the limit concentration even if it leaks Consult the dealer from whom you purchased the air conditioner when you implement the measures Accumulation of highly concentrated refrigerant may cause an oxygen deficiency accident Do not place any combustion appliance in a place where it is directly exposed to the wind
77. ching unit L18 heat switch unit is not Check the piping connection connected of the switching unit Miswiring of discharge gas suction gas Check the SVS SVD valve miswiring misinstallation AI NET Duplicated All stop There is duplication in central Check central control Indoor central control control address setting addresses L20 unit address Check network adaptor P C board applicable to All stop There are more than four Check No of outdoor units outdoor units outdoor units connected Only up to 4 connected units per system allowed L28 Check communication lines between outdoor units Check for defect in outdoor P C board I F SMMS Series 1 Error in No of Check model setting of 01 A3 IPDU1 IPDUs P C board for servicing error outdoor I F P C board 02 A3 IPDU2 Check connection of UART error communication connector 03 A3 IPDU1 A3 Check A3 IPDU fan IPDU IPDU2 error and I F P C board for 04 Fan IPDU defect error 05 A3 IPDU1 Fan IPDU error 06 A3 IPDU2 Fan IPDU error 07 All IPDU error or Communication error between IPDU and I F circuit board or Outdoor I F circuit board error L29 Fan la p e 888888482 O NJ e Symbol signifies site of IPDU error All stop Insufficient number of IPDUs are detected when power is turned on 84 remote Location Error detection of Description
78. cted Slim duct type cannes 38 8 2 2 Indoor Print Circuit Board MCC 1631 Concealed duct standard types 39 8 2 1 Indoor printed circuit board MCC 1402 Slim duct types 40 8 3 Optional connector specifications of indoor P C board 41 8 4 Test operation of indoor unit t ne 42 8 5 Method to set indoor unit function DN code 2 een 43 8 6 Applied control of indoor NE 46 TROUBLESHOOTING DIU MUNI NIME 62 ume 62 9 2 Troubleshooting method E xe Deux eua RUNE ES 63 9 3 Troubleshooting based on information displayed on remote controller 69 9 4 Check codes displayed on remote controller and SMMS outdoor unit 7 segment display on I F board and locations to be checked 74 93 10 P C BOARD EXCHANGE 94 10 1 Replacement of indoor P C 94 1 eee ete ee 100 11 1 Concealed duct standard
79. ction of pipes the air is sucked and causes further abnormal high pressure resulted in valve closed burst or injury Only a qualified installer 1 or qualified service person 1 is allowed to relocate the air conditioner It is dangerous for the air conditioner to be relocated by an unqualified individual since a fire electric Q shocks injury water leakage noise and or vibration may result Check the following items after reinstallation 1 The earth wire is correctly connected Check after 2 The power cord is not caught in the product reinstallation 3 There is no inclination or unsteadiness and the installation is stable If check is not executed a fire an electric shock or an injury is caused When carrying out the pump down work shut down the compressor before disconnecting the refrigerant pipe Disconnecting the refrigerant pipe with the service valve left open and the compressor still operating will cause air etc to be sucked in raising the pressure inside the refrigeration cycle to an abnormally high level and possibly resulting in reputing injury etc When the service panel of the outdoor unit is to be opened in order for the compressor the area around this part to be repaired immediately after the air conditioner has been shut down set the circuit breaker to the OFF position and then wait at least 10 minutes before opening the service panel If you fail to heed this warning you will run the risk of
80. ctory setting External static pressure Pa 30 40 50 65 80 100 120 7steps Controller Remote controller otandard filter Long life filter Connecting 95 f 2059000 pipe Liquid side we x 25 Drain port Drainpot 25 Polyvinyl chloride tube Sound pressure level Note 2 dB A 20 26 23 30 26 23 33 29 25 36 31 27 40 36 33 High Med Low Note 1 The cooling capacities and electrical characteristics are measured under the conditions specified by JIS B 8615 based on the reference piping The reference piping consists of 5 m of main piping and 2 5 m of branch piping connected with 0 m height Note 2 The sound level are measured in an anechoic chamber in accordance with JIS B 8616 Normally the values measured in the actual operating environment become larger than the indicated valves due to the effects of external sound Note Rated conditions Cooling Indoor air temperature 27 DB 19 C WB Outdoor air temperature 35 DB Heating Indoor air temperature 20 C DB Outdoor air temperature 7 C DB 6 C WB 13 60Hz 7 MMD AP BH E TR Cooling Hesting capacity Note 1 aano nes wanso sore Electrical Power supply 1phase 60Hz 220V characteristics Running A 129 Power consumption kW 0 038 0 043 0 062 0 077 0 094 0 172 0 198 Starting current A Zinc hot dipping steel plate D
81. cuit CHK pin CN71 on the indoor P C board The operation mode differs according to the indoor unit status in that time Normal time Both float SW and fan motor are normal Abnormal time Either one of float SW or fan motor is abnormal 2 Restricted to the normal time if short circuiting DISP pin CN72 on the indoor P C board in addition to short circuit of CHK pin CN71 on the indoor P C board the minimum opening degree 30 pls can be set to the indoor PMV only When open DISP pin the maximum opening degree 1500 pls can be obtained again How to clear Open CHK pin While the system is operating it stops once but automatically returns to operation after several minutes Short circuit of CHK pin Nomalim Abnormaltime DISP pin open DISP pin short circuit To exchange the indoor PMV coil set the indoor PMV to Max opening degree For the detailed positions of CHK pin CN71 on indoor P C board and DISP pin CN72 on indoor P C board refer to the indoor P C board 42 _ 8 5 Method to set indoor unit function DN code When performing this task be sure to use a wired remote controller Procedure To be performed only when system at rest 1 5 Push the button The display changes from flashing to SET CL Push 5 buttons simultaneously and hold for at least 4 seconds The unit No displayed first is the address of the header indoor unit in group control Then the fan
82. d E20 o during automatic address while indoor automatic address setting is in setting progress Outdoor outdoor E23 o Signal cannot be transmitted to other outdoor E23 communication unie transmission error Duplicated follower There is duplication in outdoor addresses set outdoor address manually Follower outdoor unit initially communicating normally fails to do so reduction in number of follower outdoor units connected E25 E25 o Address of outdoor unit from which E26 signal is not received normally Dropping out of outdoor unit Outdoor header unit detects fault relating to Outdoor follower unit error follower outdoor unit detail displayed on follower outdoor unit There is no communication between IPDUs P C IPDU communication error Detected outdoor unit No E28 IPDU IPDU 0 A lo 0 jol O E31 boards in inverter box 07 0 0 0 Circle O oa Faulty IPDU ogol O Outdoor discharge F04 204 temperature sensor TD1 Outdoor discharge temperature sensor TD2 has FOS been open short circuited 205 Outdoor heat exchanger F06 sensor TE2 error Outdoor liquid temperature Outdoor liquid temperature sensor TL has been FO sensor TL error open short circuited Outdoor outside air
83. digit of CODE No indicates the outdoor unit No 4 The upper digit of CODE No 4 indicates the outdoor unit No 1 5 U1 outdoor unit Center unit 2 6 02 outdoor unit terminal unit 1 3x 7 U3 outdoor unit terminal unit 2 4 8 04 outdoor unit terminal unit 3 5 Only CODE No 5 of U1 outdoor unit Center unit is displayed LED display of circuit board 1 0501 Red Lights up when the power is turned on Microcomputer works Blinks at 1 second intervals 0 5 second No EEPROM or writing error Blinks at 10 second intervals 5 second No DISP mode Blinks at 2 second intervals 1 second Function change being set EEPROM 2 D403 Lights up on hardware when the power is supplied to the remote controller 61 9 TROUBLESHOOTING 9 1 Overview 1 Before engaging in troubleshooting a Applicable models All Super Module Multi S MMS SHRM Mini SMMS SMMS i models Indoor units MMO APOOO Outdoor units MMY MAPOOOO MCY MAPOOOHT b Tools and measuring devices required Screwdrivers Philips flat head spanners long nose pliers nipper pin to push reset switch etc Multimeter thermometer pressure gauge etc c Things to check prior to troubleshooting behaviors listed below are normal NO Behavior Possible cause A compressor would not start Could it just be the 3 minute delay period 3 minutes after compressor shutdown Co
84. direction after inserting the first filter Air filter 100 No _ Part name Procedure Remarks 2 Suction panel 1 Detachment 1 Remove the fixing screws A which fix the suction panel Loosen the fixing screws B 2 Slide the suction panel to the arrow side and then remove the panel 2 Attachment 1 Hook the suction panel to the fixing screws B and tighten screws 2 Attach the removed screws A to the original positions Under air intake AP007 Type Fixing screws 024 Type Fixing screws A Ap036 Type Fixing screws Rasm LY ep im A TT err i gt A CU Ue 2 N GS Fixing screws B Fixing screws B Fixing screws B Back air inatke Fixing screws B screws B Suction panel LN screws B he dl il NN ANY Tij ani i g in NN MM Ly KT Ay SENI AE MINES 2 v 77 E cw n Fixing screws A Fixing screws A 3 Electric parts 1 Detachment box cover 1 Remove the screw A of the electric parts box cover to loosen screw B 2 As shown in the right figure when sliding it toward arrow direction and pulling to this side the electric parts cover opens using the hinge part as a shaft 3 Take off the slit of the electric parts box cover from the projection of the side plate and then remove the cover Projection on the side plate Side plate
85. ecause a shortage of oxygen occurs Be sure to execute ventilation If refrigerant gas has leaked during the installation work ventilate the room immediately Ventilation If the leaked refrigerant gas comes in contact with fire noxious gas may generate After installation work check the refrigerant gas does not leak If the refrigerant gas leaks in the room poisonous gas generates when gas touches to fire such as fan heater stove or cocking stove though the refrigerant gas itself is innocuous When the refrigerant gas leaks find up the leaked position and repair it surely If the leaked position cannot be found up and the repair work is interrupted pump down and tighten the service valve otherwise the refrigerant gas may leak into the room The poisonous gas generates when gas touches to fire such as fan heater stove or cocking stove though the refrigerant gas itself is innocuous When installing equipment which includes a large amount of charged refrigerant such as a multi air conditioner in a sub room it is necessary that the density does not the limit even if the refrigerant leaks If the refrigerant leaks and exceeds the limit density an accident of shortage of oxygen is caused Tighten the flare nut with a torque wrench in the specified manner Excessive tighten of the flare nut may cause a crack in the flare nut after a long period which may result in refrigerant leakage Compulsion Nitrogen gas must be used for
86. ent while unit in normal operation 3 Error signal Output present while alarm e g serial communication error or operation of protective device for indoor outdoor unit being activated V Wiring diagram of control system using remote controller interface TCB IFCB4E2 Input IFCB4E2 No voltage ON OFF serial signal Output No voltage contact in operation and error indication Contact capacity Max AC 240 V 0 5 A Indoor control P C board TCB IFCBAE2 ON side Start signal input OFF side Stop signal input COM In operation signal output Error signal output Power supply 220 240V 46 V Ventilating fan control from remote controller Function he start stop operation can be operated from the wired remote controller when air to air heat exchanger or ventilating fan is installed in the system The fan can be operated even if the indoor unit is not operating e Use a fan which can receive the A contact as an outside input signal e In a group control the units are collectively operated and they can not be individually operated 1 Operation Handle a wired remote controller in the following procedure Use the wired remote controller during stop of the system Be sure to set up the wired remote controller to the header unit Same in group control n a group control if the wired remote controller is set up to the header unit both header and follower units are simultaneously
87. erature change of TK4 cannot be detected even after Compressor 4 starts operating or the temperature difference from that of the other TK sensor changes only in the specified range for a given time or longer No temperature change is detected by TK1 despite compressor 1 having been started No temperature change is detected by TK2 despite compressor 2 having been started No temperature change is detected by TK3 despite compressor 3 having been started Check the TK1 sensor installation Check the TK1 sensor resistant characteristics Check the misconnection of TK1 TK2 TKS or TK4 Check the SV3E valve error Check the oil circuit capillary clogging and non return valve error Check the hibernating refrigerant in compressor Check the TK2 sensor installation Check the TK2 sensor resistant characteristics Check the misconnection of TK1 TK2 TKS TK4 Check the SV3E valve error Check the oil circuit capillary clogging and non return valve error Check the hibernating refrigerant in compressor Check the TK3 sensor installation Check the TKS sensor resistant characteristics Check the misconnection of TK1 TK2 TKS or TK4 Check the SV3E valve error Check the oil circuit capillary clogging and non return valve error Check the hibernating refrigerant in compressor Check the TK4 sensor installation Check the TK4 sensor resistant characteristics Check the misconnection of TK1
88. error Wiring error in heat exchanger sensor TE1 and liquid temperature sensor TL F1 Outdoor unit temperature sensor wiring installation error F16 Wiring error in outdoor high pressure sensor Pd and low pressure sensor Ps Outdoor pressure sensor wiring error F22 Outdoor discharge temperature sensor TD3 error F23 Low pressure sensor Ps error Outdoor unit pressure sensor F24 High pressure sensor error SIS Operation Timer L XA P E F29 Fault in indoor EEPROM L__ Synchronized blinking Compressor breakdown Operation Timer Ready Outd t H02 Compressor lockup d ibd C Es D related errors Current detection circuit error Blinking Wiring installation error or detachment of outdoor discharge temperature sensor TD1 HO6 Abnormal drop in low pressure sensor Ps reading Protective shutdown of outdoor HO7 Abnormal drop in oil level m Error in temperature sensor for oil level detection circuit TK1 TK2 TK3 TK4 or TK5 H15 H16 Wiring installation error or detachment of outdoor discharge temperature sensor TD2 Oil level detection circuit error Error in outdoor unit TK1 TK2 TK3 TK4 or TK5 circuit Wiring installation error or detachment of outdoor discharge temperature sensor TD3 l l Duplicated indoor group header unit Operation Timer Ready ct e Xx 7 6 Duplicated priority indoor unit as displayed on priority indoor unit Duplicated priority indo
89. error Duplicated master remote controller Indoor unit inter MCU communication error Automatic address starting error Error or poor contact in wiring between indoor units indoor power turned off x e LL Alternate blinking Outdoor liquid backflow detection error TD1 Outdoor discharge TD1 temperature error Operation Timer e Activation of outdoor high pressure SW i gt Open phase power failure 5 Inverter DC voltage error Alternate blinking MG CTT error Outdoor heat sink overheating error Poor cooling of electrical component IGBT of outdoor unit P31 Shutdown of other indoor unit in group due to fault group follower unit error MG CTT Magnet contactor Fi Light block Check code Cause of fault F01 Heat exchanger temperature sensor TCJ error Operation Timer F02 Heat exchanger temperature sensor TC2 error Indoor unit temperature sensor F03 Heat exchanger temperature sensor TC1 error GOES F10 F11 F04 Discharge temperature sensor TD1 error Ambient temperature sensor TA error Discharge temperature sensor TF error 205 Discharge temperature sensor TD2 error FO6 Heat exchanger temperature sensor TE1 TE2 error Outdoor unit temperature FO7 Liquid temperature sensor TL error sensor errors L Alternate blinking 8 Outside air temperature sensor TO error F12 F13 Suction temperature sensor TS1 error Heat sink sensor TH
90. f doing so water leak may be caused 4 Pull out it to some extent lay hand on the h bump at suction side and then remove the EN drain pan assembly Drain cap 2 Attachment assembly 1 Hook and attach the drain assy to the flange at discharge side and then push 2 Using screws taken off in procedure 1 2 of 8 attach under panel by holding with hands 3 Attach drain cap hose band and drain hose as before which were taken off in procedure 1 1 of 9 NOTE Finally be sure to check there is no water leakage from each attached part CIE LL Med MEER 9 Drain pump 1 Detachment Float switch 1 Perform works in procedures 1 of 1 of Drain hose Q 1 of 2 Disconnect lead wires which are connected to the following connectors of P C board assembly Hose band Drain hose NOTE Unlock locks of the housing to remove the connectors CN34 float SW 3P Red CN68 Drain pump lead 3P Blue Loosen hose band remove cap of the drain hose and take off screws while holding the sheeting metal on which float switch and drain pump are put on Remove them with Elcatewitch Drain pump care that pipes are not damaged 04 10 2 pcs NOTE If the pipes are damaged refrigerant leak may be caused Take out them with great care Attachment 1 Attach ASSY sheeting metal which was removed in procedure 1 3 of 9 w
91. fect Check oil return circuit of oil separator for clogging Check oil equalizing circuit Check connection of TK1 sensor connector Check resistance characteristics of TK1 sensor Check for defect in outdoor P C board I F Check connection of TK2 sensor connector Check resistance characteristics of TK2 sensor Check for defect in outdoor P C board I F Check connection of TK3 sensor connector Check resistance characteristics of TK3 sensor Check for defect in outdoor P C board I F Check connection of TK4 sensor connector Check resistance characteristics of TK4 sensor Check for defect in outdoor board I F Check connection of TK5 sensor connector Check resistance characteristics of TK5 sensor Check for defect in outdoor board I F Outdoor 7 s Outdoor 7 segment display Outdoor 7 segment display AI NET central Location control of remote detection controller Error detection Description System status id condition s Main remote h controller eee Sub code Compressor 2 case thermo was activated TD2 sensor miswiring incomplete insertion Air discharge temperature of TD2 does not increase despite compressor 2 being in operation H15 VF Compressor 2 All stop case thermo activation H14 81 Check items locations Check Compressor 2 case thermo circuit Connector Wiring Circuit board
92. g to provide protection from electric shock Work done at Helmets for use in industry Transportation of heavy objects Shoes with additional protective toe cap Repair of outdoor unit Gloves to provide protection for electricians and from heat The important contents concerned to the safety are described on the product itself and on this Service Manual Please read this Service Manual after understanding the described items thoroughly in the following contents Indications Illustrated marks and keep them Explanation of indications DANGER Indicates contents assumed that an imminent danger causing a death or serious injury of the repair engineers and the third parties when an incorrect work has been executed Indicates possibilities assumed that a danger causing a death or serious injury of the N WARNING repair engineers the third parties and the users due to troubles of the product after work when an incorrect work has been executed Indicates contents assumed that an injury or property damage may be caused on the N CAUTION repair engineers the third parties and the users due to troubles of the product after work when an incorrect work has been executed Property damage Enlarged damage concerned to property furniture and domestic animal pet Explanation of illustrated marks Indicates prohibited items Forbidden items to do The sentences near an illustrated mark describe the conc
93. he refrigerating cycle resulted in cause of injury due to breakage After installation work check the refrigerant gas does not leak If the refrigerant gas leaks in the room poisonous gas generates when gas touches to fire such as fan heater stove or cocking stove though the refrigerant gas itself is innocuous Never recover the refrigerant into the outdoor unit When the equipment is moved or repaired be sure to recover the refrigerant with recovering device The refrigerant cannot be recovered in the outdoor unit otherwise a serious accident such as breakage or injury is caused After repair work surely assemble the disassembled parts and connect and lead the removed wires as before Perform the work so that the cabinet or panel does not catch the inner wires If incorrect assembly or incorrect wire connection was done a disaster such as a leak or fire is caused Assembly at user s side Wiring Qo After the work has finished be sure to use an insulation tester set 500 V Megger to check the resistance is 1 MQ or more between the charge section and the non charge metal section Earth position Insulator If the resistance value is low a disaster such as a leak or electric shock is caused at user s side check When the refrigerant gas leaks during work execute ventilation If the refrigerant gas touches to a fire poisonous gas generates A case of leakage of the refrigerant and the closed room full with gas is dangerous b
94. heck outdoor service 3 side valves gas side liquid side to confirm full opening Check for defect in outdoor fan Check for defect in outdoor fan motor Check outdoor PMVs PMV 1 2 for clogging Check indoor outdoor heat exchangers for clogging Check for short circuiting of outdoor suction discharge air flows poa E Check SV2 circuit for clogging Check for defect in outdoor P C board I F Check for error in indoor fan system possible cause of air flow reduction Check opening status of indoor PMV Check indoor outdoor communication line for wiring error Check for faulty operation of check valve in discharge pipe convergent section Check gas balancing SV4 valve circuit Check SV5 valve circuit Check for refrigerant overcharging 85 P03 P03 Check code Outdoor 7 segment display AI NET central Check Sub code Main remote controller 5 7 P10 SMMS Series 1 01 Open phase detected 02 Phase sequence error SMMS i Series 4 00 01 Compressor 1 side 02 Compressor 2 side 03 Compressor 3 side 01 Compressor 1 side 02 Compressor 2 side 03 Compressor 3 side Detected indoor address Location control of remote detection controller Description Open phase detected Phase sequence error Detection of open phase phase sequence Inverter DC voltage Vdc error compressor MG CTT error Heat sin
95. imension Height mm Width mm 1000 1400 ml el s TT C ERE AN Standard air flow m3 h 540 570 800 1 200 1 260 1 920 2 100 Med Low 420 830 450 330 630 480 930 720 960 720 1 500 1 140 1 650 1 260 Motor outpul External static pressure factory setting External static pressure Pa 30 40 50 65 80 100 120 7steps Controller Remote controller Air filter Standard filter Long life filter Connecting emp 5 _ pipe j side mm il Drain port Drainpot 25 Polyvinyl chloride tube Sound pressure level Note 2 dB A 29 26 23 30 26 23 33 29 25 36 31 27 40 36 33 High Med Low Note 1 The cooling capacities and electrical characteristics are measured under the conditions specified by JIS B 8615 based on the reference piping The reference piping consists of 5 m of main piping and 2 5 m of branch piping connected with 0 m height Note 2 The sound level are measured in an anechoic chamber in accordance with JIS B 8616 Normally the values measured in the actual operating environment become larger than the indicated valves due to the effects of external sound Note Rated conditions Cooling Indoor air temperature 27 DB 19 C WB Outdoor air temperature 35 DB Heating Indoor air temperature 20 DB Outdoor air temperature 7 C DB 6 C WB 14 1 2 Slim Duct type AP0244SPH E TR
96. indoor unit IPDU Intelligent Power Drive Unit Inverter P C board Lighting Flashing G9 ff Error detected by indoor unit Lighting Flashing Goes ALT Flashing is alternately when there are two flashing LED SIM Simultaneous flashing when there are two flashing LED Check code Display of receiving unit TCC LINK Outdoor 7 segment display Indicator light block central control Typical fault site Description of error or main remote Sub cod Operation Timer Ready controller up coqe e Indoor remote controller periodic Communication from remote controller or network adaptor has communication erro been lost so has central control communication E Indoor outdoor periodic 04 o a Signals are not being received from outdoor unit Duplicated indoor address Duplicated indoor address Indoor unit detects address identical to its own Indoor inter MCU communication MCU communication between main controller and motor Error in periodic communication TM Periodic communication between indoor header and follower units E18 e between indoor header and follower unit Indoor heat exchanger Heat exchanger temperature sensor TCJ has been open Indoor heat exchanger Heat exchanger temperature sensor TC2 has been open Indoor heat exchanger Heat exchanger temperature sensor TC1 has been open Ambient temperature sensor TA
97. ing shoes and clothing to provide protection from electric shocks Failure to wear this protective gear may result in electric shocks Electrical wiring work shall be conducted according to law and regulation in the community and installation manual Failure to do so may result in electrocution or short circuit Use wiring that meets the specifications in the Installation Manual and the stipulations in the local regulations and laws Use of wiring which does not meet the specifications may give rise to electric shocks electrical leakage smoking and or a fire Only a qualified installer 1 or qualified service person 1 is allowed to undertake work at heights using a stand of 50 cm or more or to remove the intake grille of the indoor unit to undertake work When working at heights use a ladder which complies with the ISO 14122 standard and follow the procedure in the ladder s instructions Also wear a helmet for use in industry as protective gear to undertake the work General Before working at heights put a sign in place so that no one will approach the work location before proceeding with the work Parts and other objects may fall from above possibly injuring a person below While carrying out the work wear a helmet for protection from falling objects When executing address setting test run or troubleshooting through the checking window on the electric parts box put on insulated gloves to provide protection from electric shoc
98. ircuit indoor units left without communication from error outdoor unit More than one indoor unit is assigned same 208 Duplicated indoor address E08 Duplicated indoor address address also detected at indoor unit end e Indoor automatic address setting is started while automatic address setting for equipment in other Automatic address starting refrigerant line is in progress error e Outdoor automatic address setting is started while automatic address setting for indoor units is in progress Number of indoor units from which E06 signal is received normally 01 Indoor outdoor communication E12 02 Outdoor outdoor communication Indoor unit not found E15 during automatic address Indoor unit fails to communicate while automatic address setting for indoor units is in progress setting Combined capacity of indoor units is too large more than 135 96 of combined capacity of outdoor units E19 00 No header unit E19 e e o Error in number of outdoor There is no or more than one outdoor header unit 02 Two or more header units header units in one refrigerant line 01 Connection of outdoor unit from other refrigerant line E16 00 Overloading Too many indoor units 01 Number of units connected connected overloading E20 02 Connection of indoor unit from other refrigerant line Connection to other P refrigerant line found Indoor unit from other refrigerant line is detecte
99. ith care that pipes are not damaged and then fix it with screws 2 Insert the drain hose into the inlet of drain pump and then fix it with hose band Arrange handle of the hose band at contrary side of heat exchanger side and at direction remote from drain pan assembly 3 Carry out wiring as before and then perform work of procedure 2 of amp NOTE Finally check whether they correctly operate or not Evaporator 1 Detachment assembly 1 Recover refrigerant and then remove refrigerant pipes at indoor unit side 2 Perform works of procedures 1 of 2 1 of 1 of Remove sensors 3 Take off screws of the pipe holder and remove the pipe holder 24 x 10 2 pcs Take off screws of the heat exchanger support board Pipe side and remove the heat exchanger support board Pipe side O4 x 10 4 pcs Take off screws of the heat exchanger Pipe holder support board Opposite side which fixes terminal block of the evaporator assembly Heat exchanger support board 4 x 10 2 pcs Pipe side 6 Remove the evaporator assembly Attachment n4 3 f 1 Fasten the parts as before in order AN Evaporator assembly Pipe holder Set sensors Drain pan assembly Under panel 2 Connect the refrigerant pipe as before and then perform vacuuming 112 12 EXPLODED VIEWS AND PARTS LIST 12 1 Concealed duct standard type MMD AP0076BH E TR MMD AP0096BH E TR MMD AP0126BH E T
100. itoring function of wired remote controller The following monitoring function is available if the remote controller of RBC ATM32E is used SAVE SWING FIX WV Content Enter the service monitoring mode using the remote controller to check the sensor temperature or operation status of the remote controller indoor unit and outdoor unit TEST 1 Push and hold the 5 and for 4 seconds or longer to enter the service monitoring mode The service monitor lights up The temperature of CODE No 00 appears at first 2 Push the button to change to CODE No of the item to monitor Refer to the following table for CODE No 3 Push the left part of the e e button left side of the buton to change to the item to monitor Monitor the sensor temperature or operation status of the indoor unit and outdoor unit in the refrigerant line TEST 4 Push the to return the display to normal 58 Target outdoor unit SMMS SHRM Mini SMMS Series 1 2 CODENo Format Unit Remote controller display example Indoor unit 00 temperature in control 1 Pa CN RR 08 _ PMV x1 pl 0500 System unit Numberof connected indoor units x 0048 48 data 08 Totalhorsepowerofconnectedindoorunis x1 HP D415 415HP OC Number of connected outdoor units 0004 4 OD Totalhorepowerofoutdoorunts x1 HP
101. k Otherwise you may receive an electric shock When the first filter comes out without connected to the other one insert it once more to connectthe two filters together and pull out them as connected Do not insert hands to take out the second filter You may injure Yourself Do not touch the aluminum fin of the outdoor unit You may injure yourself if you do so If the fin must be touched for some reason first put on protective gloves and safety work clothing and then proceed Do not climb onto or place objects on top of the outdoor unit You may fall or the objects may fall off of the outdoor unit and result in injury Use forklift to carry in the air conditioner units and use winch or hoist at installation of them When transporting the air conditioner wear shoes with protective toe caps protective gloves and other protective clothing When transporting the air conditioner do not take hold of the bands around the packing carton You may injure yourself if the bands should break Be sure that a heavy unit 10 kg or heavier such as a compressor is carried by two persons This air conditioner has passed the pressure test as specified in IEC 60335 2 40 Annex EE Before troubleshooting or repair work check the earth wire is connected to the earth terminals of the main unit otherwise an electric shock is caused when a leak occurs If the earth wire is not correctly connected contact an electric engineer for rework After co
102. k overheating error Indoor overflow error Indoor fan motor error 86 System status All stop All stop All stop All stop Stop of corresponding unit Error detection condition s Phase sequence error was detected when the power is turned on Open phase error was detected when the power is turned on Open phase is detected when power is turned on Inverter DC voltage is too high overvoltage or too low undervoltage Temperature sensor built into IGBT TH is overheated Float switch operates Float switch circuit is open circuited or disconnected at connector Motor speed measurements continuously deviate from target value Overcurrent protection is activated Check items locations Check the phase sequence of outdoor power wiring Check the outdoor PC board VF error Check for defect in outdoor P C board I F Check power supply voltage Check outdoor fan system error Check heat sink cooling duct for clogging Check IGBT and heat sink for thermal performance for faulty installation e g mounting screws and thermal conductivity Check for defect in A3 IPDU faulty IGBT built in temperature sensor TH Check float switch connector Check operation of drain pump Check drain pump circuit Check drain pipe for clogging Check for defect in indoor P C board Check connection of fan connector and wiring Check for defect in fan motor
103. l circuit error 03 oil circuit error 04 TK4 oil circuit error 05 TK5 oil circuit error No of priority indoor units NET central Location control of remote detection controller Indoor unit Indoor unit VF I F I F Indoor unit Indoor unit Indoor unit Oil level detection circuit error TD3 sensor miswiring incomplete insertion Outdoor unit model mismatch error Duplicated indoor header unit Duplicated outdoor line address Duplicated priority indoor unit as displayed on priority indoor unit Duplicated priority indoor unit as displayed on indoor unit other than priority indoor unit Connection of group control cable to stand alone indoor unit Indoor group addresses not set Indoor Capacity not set Description System status All stop All stop Only the target unit stopped Stop of corresponding unit All stop All stop All stop Stop of corresponding unit Stop of corresponding unit Stop of corresponding unit 83 Error detection condition s No temperature change is detected by TK4 despite compressor having been started No temperature change is detected by TK5 despite compressor having been started Air discharge temperature TD3 does not increase despite compressor 3 being in operation An error was found on the outdoor unit model There is more than one header unit in
104. l static Upper limit of pressure 120 Pa external static pressure 120 Pa 120 High tap 100 100 i E T A 2 o High tap 80 5 80 80 Low 120 Pa gt 2 High tap 2 65 w 60 5 5 High igh ta in 40 Pa 20 0 630 830 1030 1430 Air Volume m h 0486 0566 type Standard air volume 2100 m3 h 140 Lower limit of external static Upper limit of pressure 120 external static 120 High tap 120 157 oA gt A E 100 l Low 120 E 5 80 pus 60 p 40 50 Pa LLI a 20 H Standard filter pressure loss 1000 1200 X High tap 40 Pa 1400 1600 1800 Air Volume m h 2000 22 Na High tap 30 Pa 2200 2400 2600 AP0336 type External static pressure Pa 140 120 100 80 60 40 20 18 external static pressure 120 Pa Standard air volume 1920 m3 h Lower limit of external static pressure 120 Pa High tap 120 High tap 100 120 High tap 80 7 High tap 50 Pa High tap 65
105. ll stop Readings of high pressure Check connection of high pressure Pd sensor and lowpressure pressure Pd sensor connector sensor wiring Ps sensor are Check connection of lowp error Pd Ps switched ressure Ps sensor connector Output voltages of both Check for defect in pressure F16 F16 43 Sensors are zero sensors Pd and Ps Check for error in outdoor P C board I F Check for deficiency in compressive output of compressor VF sensor All stop Sensor resistance is infinity Check connection of error or zero open short sensor connector circuit Check resistance hen nes characteristics of TD3 sensor Check for defect in outdoor P C board I F I F Ps sensor All stop Output voltage of Ps Check for connection error error sensor is zero involving Ps sensor and Pd sensor connectors Check connection of Ps sensor connector Check for defect in Ps sensor F23 F23 43 Check for deficiency in compressive output of compressor Check for defect in 4 way valve Check for defect in outdoor P C board I F Check for defect in SV4 circuit 78 Outdoor 7 segment display AI NET central Check Main control remote controller VF F24 F24 43 Indoor F29 12 unit VF F31 F31 1C 01 Compressor 1 IPDU side 02 Compressor2 side HOT os Compressor 3 ui side 01 Compressor 1 IPDU side 02 Compressor2 side 03 Compressor 3 side H02 H02 1d 01 C
106. ller Enter the address check change mode and change the addresses Cancels the line selection If no number appears on UNIT No no outdoor unit exists on the line Push button and select another line following step 2 Execute it while the units are stopped 1 Push and hold the TIME buttons at the same time for more than 4 seconds At first the line 1 and CODE No Address Change are indicated on the LCD display 2 UNIT LOUVER SWING FIX Push 9 button left side of the button and buttons repeatedly to select a system address 3 Push the C button The address of one of the indoor units connected to the selected refrigerant line is indicated on the LCD display and the fan and louvers of the unit are activated At first the current indoor unit address is displayed in SET DATA No system address is indicated 55 FILTER RESET TEST SWING FIX UNIT LOUVER Finish 5 Press to finish 5 setting 4 Push the TIME buttons repeatedly to change the value of the indoor unit address in SET DATA Change the value in SET DATA to that of a new address 5 Push the button to confirm the new address on SET DATA 6 Push the 18 button left side of the button repeatedly to select another address to Change Each time you push the button the indoor unit numbers in a refrigerant li
107. m which to return signal for specified Check power supply to signal is not length of time outdoor unit Is power received turned on normally Check connection of tie E26 E26 15 cables between outdoor units for bad contact or broken wire Check communication connectors on outdoor P C boards Check for defect in outdoor P C board I F Detected I F Outdoor All stop Outdoor header unit receives Check check code outdoor unit follower unit error code from outdoor displayed on outdoor No error follower unit follower unit lt Convenient functions gt If SW04 is pressed and held for at least 1 second while E28 is displayed on the 7 segmentdisplay of outdoor header unit the fan of the 9 Een e outdoor unit that has been shut down due to an error comes on If SW04 and SW05 are pressed simultaneously the fans of normal outdoor units come on To stop the fan or fans press SWO5 on its own 76 AI NET central control Main remote ontroller E31 F01 F02 F03 F04 205 206 1 unit OF F06 Outdoor 7 segment display SMMS Series 1 01 A3 a error 02 A3 IPDU2 error 03 A3 IPDU1 A3 IPDU2 error 04 Fan IPDU error 05 A3 IPDU1 Fan IPDU error 06 A3 IPDU2 Fan IPDU error 07 All IPDU error o Communication error between IPDU and I F circuit board or Outdoor circuit board error 5 E A3 IPDU IPDU FDU
108. mission error TCC LINK central control Continued operation device reception error Blanket alarm for general Continued operation purpose device control interface Group control follower unit error Duplicated central control address Continued operation Continued operation 91 System status Error detection condition s Central control device is unable to transmit signal Central control device is unable to receive signal Error signal is input to control interface for general purpose devices Error occurs in follower unit under group control P30 is displayed on central control remote controller There is duplication in central control addresses Check items locations Check for defect in central control device Check for defect in central control communication line Check termination resistance setting Check for defect in central control device Check for defect in central control communication line Check termination resistance setting Check power supply for devices at other end of central control communication line Check defect in P C boards of devices at other end of central control communication line Check error input Check check code of unit that has generated alarm Check address settings Part name Concealed Duct type Fan motor ICF 340W150 2 MMD AP0076BH AP0096BH AP0126BH AP0156BH AP0
109. mpleting the repair relocation work check that ground wires connected properly Check earth wires Be sure to connect earth wire Grounding work Incomplete grounding causes an electric shock Do not connect ground wires to gas pipes water pipes and lightning rods or ground wires for telephone wires S Do not modify the products Do not also disassemble or modify the parts It may cause a fire electric shock or injury Prohibition of modification specifications given in the Service Manual or use the parts contained on the parts list in the Service Manual Use specified Use of any parts which do not satisfy the required specifications may give rise to electric shocks parts smoking and or a fire When any of the electrical parts are be replaced ensure that the replacement parts satisfy the If in the course of carrying out repairs it becomes absolutely necessary to check out the electrical parts with the electrical parts box cover of one or more of the indoor units and the service panel of the outdoor unit removed in order to find out exactly where the trouble lies put a sign in place so that no one will approach the work location before proceeding with the work Third party individuals may enter the work site and receive electric shocks if this warning is not heeded Do not bring a child close to the equipment Connect the cut off lead wires with crimp contact etc put the cl
110. n A3 IPDU Fan SM ror in number of IPDUs BEBE PDU llsleou IPDU le ll Te 03100 o4 Jo lo5IO Jo o oel lomlolololo_ l7IOIOIO Circle Faulty IPDU ojo O Indoor unit has been shut down for external error Indoor external error input L30 interlock E input in one refrigerant line detected by indoor unit Outdoor discharge TD1 Outdoor discharge temperature sensor TD1 has P0301 Compressor 1 High pressure SW P04 02 Compressor 2 4 activation 03 Compressor 3 OPEN PRASE Open phase is detected when power is turned on There are insufficient number of IPDUs P C boards in inverter box L30 IDetected indoor unit No High pressure SW was activated 01 Compressor 1 5 ALT Inverter DC voltage Vdc Inverter DC voltage is too high overvoltage or too 02 Compressor 2 error low undervoltage 03 Compressor 3 MG CTT error 01 Compressor 1 Heat sink overheatin 7 02 Compressor 2 7 03 Compressor 3 line due to detection of overflow detected by Indoor unit No detected P10 Indoor unit overflow indoor unit Outdoor liquid backflow State of refrigerant circuit indicates liquid 01 TS condition Outdoor suction temperature sensor TS1 detects 02 TD condition Gas leak detection sustained a
111. n the indoor PMV to a certain degree 2 Control the indoor fan according to the operation mode Indoor units operating in heating thermo ON OFF state Let the indoor fan continue operating but turn it off if the temperature of the indoor heat exchanger drops Indoor units operating in FAN mode Turn off the indoor fan and display HEATING STANDBY on the remote controller Non operational indoor units Keep the indoor fan turned off 3 Terminate the recovery operation depending on the TC2 temperature reading The timing of termination is determined by each indoor unit 4 Operate the indoor fan and drain pump for about 1 minute after the termination of the recovery operation Applicable to compact 4 way cassette type and 1 way cassette type While the outdoor unit is engaged in defrosting control the indoor units perform the following control tasks 1 Open the indoor PMV to a certain degree 2 Control the indoor fan according to the operation mode Indoor units operating in heating thermo ON OFF state Let the indoor fan continue operating for a while but turn it off as the temperature of the indoor heat exchanger drops Indoor units operating in FAN mode Let the indoor fan continue operating Non operational indoor units Keep the indoor fan turned off 3 As defrosting control comes to an end it gives way to heating refrigerant oil recovery control For control details see 9 Heating refrigerant oil rec
112. ncy in refrigerant quantity MG CTT Magnet contactor Check code Main Outdoor 7 segment display AI NET central s control Check remote controller coge Sub code controller I F 07 07 47 01 TK1 sensor I F Error in error temperature 02 TK2 sensor sensor for oil error level detection 03 TK3 sensor error 04 TK4 sensor error 05 TK5 sensor error H08 H08 d4 80 Location Error detection condition s of Description detection System status Low oil level protection Check items locations lt All outdoor units in corresponding line to be All stop Operating compressor detects continuous state of low oil level for about 2 hours checked for clogging All stop Sensor resistance is infinity or zero open short circuit All stop Sensor resistance is infinity or zero open short circuit All stop Sensor resistance is infinity or zero open short circuit All stop Sensor resistance is infinity or zero open short circuit All stop Sensor resistance is infinity or zero open short circuit Check balance pipe service valve to confirm full opening Check connection and installation of TK1 TK2 TK4 and TK5 sensors Check resistance characteristics of TK1 TK2 TK3 TK4 and TK5 sensors Check for gas or oil leak in same line Check for refrigerant entrapment inside compressor casing Check SV3A SV3B SV3C SV3D 5 and SV3F valves for de
113. nd repeated high temperatures that Outdoor discharge TD2 Outdoor discharge temperature sensor TD2 Outdoor discharge TD3 Outdoor discharge temperature sensor TD3 4 way valve reversing Abnormality in refrigerating cycle is detected P20 P20 Activation of high pressure High pressure Pd sensor detects high pressure protection that exceeds standard value MG CTT Magnet contactor POS Temperature sensor built into IGBT TH detects overheating Indoor unit has been shutdown in one refrigerant P10 exceed standard value 67 Errors detected by IPDU featuring in SMMS standard outdoor unit typical examples Check code Display of receiving unit Outdoor 7 segment display TCC LINK Indicator light block central control Typical fault site Description of error or main remote Operation Timer Read Sub code controller b Y Flash display 01 Compressor 1 Error in temperature 02 Compressor 2 1 sensor built into indoor Temperature sensor into indoor IGBT TH Compressor 3 IGBT TH has been open short circuited Compressor 1 Inverter current Idc detection circuit detects Compressor 2 H01 o o Compressor breakdown overcurrent Compressor 3 Compressor 1 Compressor 2 Compressor error lockup Compressor lockup is detected Compressor 3 Compressor 1 Current detection circuit Abnormal curren
114. ne are indicated one after another Only the fan and louvers of the selected indoor unit are activated Repeat steps 4 to 6 to change the indoor unit addresses so as to make each of them unique SET Push the button All the segments on the LCD display light up TEST 8 Push the 5 button to finish the procedure 56 Error clearing function How to clear the error using the wired remote controller Clearing an error of the outdoor unit Clear the currently detected outdoor unit for each refrigerant line to which the indoor unit controlled by the remote controller is connected The indoor unit error is not cleared Use the service monitoring function of the remote controller Push and hold the 2 4 seconds or longer to enter the service monitoring mode 2 Push the gt button to set CODE No to FF J The display in A of the following figure counts down as follows at 5 second intervals 0009 0003 000 P 0000 The error is cleared when 2 appears However the display counts down from 0005 again 4 Push the to return the display to normal SAVE VENT FILTER RESET TEST SWING FIX UNIT LOUVER 4 Clearing an error of the indoor unit Push the button on the remote controller Only the error of the indoor unit controlled by the remote controller will be cleared 57 Mon
115. nected outdoor unit OF Cooling only 0000 Heat pump 0000 Heat pump 0001 Cooling only No display of AUTO HEAT 10 Type 0001 4 way Cassette etc Depending on model refer to 45 page Type CODE No 10 type Indoor unit capacity 0000 Unfixed 0001 to 0034 According to capacity type 0001 No 1 unit to 0030 No 30 unit 0099 Unfixed 13 Indoor unit address 0001 No 1 unit to 0064 No 64 unit 0099 Unfixed 3 14 Group address 0000 Individual 0001 Header unit of group 0099 Unfixed 0002 Follower unit of group Temp difference of 0000 0 deg to 0010 10 deg 0003 3 deg 1E For setup temperature reversal of COOL HEAT by Data value 2 TS 1 5 HEAT COOL 2g Automatic restart of 0000 None 0001 Restart 0000 None power failure Selection of option error 0000 Filter input 0001 Alarm input Air washer etc 0002 None input 70 0002 None HA terminal CN61 0000 Usual 0001 Leaving ON prevention control 0000 Usual select 0002 Fire alarm input HA terminal Ventilating fan control 0000 Unavailable 0001 Available 0000 Unavailable TA sensor selection 0000 Body TA sensor 0001 Remote controller sensor 0000 Body TA senso Temperature unit select 0000 C at factory shipment 0001 F 0000 Static pressure selection 0000 Standard ho no m gt 31 32 33 Concealed duct type 0005 120 Pa AP007 AP036 pressure 030 018 056 Factory Factory Fact
116. ng defrosting the control point is shifted by 6 32 26 or above and 30 below 28 C breeze 28 28 C or above and 26 below 30 C Low 30 C or above and below 32 C 20 Medium 16 High 1 During cooling the air conditioner is operated in the manner described below according to the temperature readings of the TC1 TC2 and TCJ sensors If zone J operation is detected for 5 minutes the air conditioner is forced into thermo OFF In zone the timer is put on pause with the current timer count retained If zone operation is detected the timer count is cleared and the air conditioner returns to normal operation f continuous zone J operation forces the air conditioner into thermo OFF the indoor fan is operated in breeze mode until it moves into zone The control is terminated under the following conditions Termination conditions 1 TC1 gt 12 TC2 gt 12 and gt 12 TC1 ITC2 TCJ 2 Passage of 20 minutes after stoppage 2 During cooling the air conditioner is operated in the manner described below according to the temperature readings of the TC2 and TCJ sensors If zone M operation is detected for 45 minutes the air conditioner is forced into thermo OFF In zone the timer is put on pause with the current timer count retained When the air conditioner goes back into zone M timer count is resumed from the retained value P2 M
117. ng indoor P C board assembly The electrically erasable programmable read only memory hereinafter EEPROM mounted on an indoor P C board holds important setting data including the type and capacity codes intrinsic to the model set at the factory as well as the line indoor group addresses high ceiling adjustment setting and the like during installation either automatically or manually Proceed with the replacement of an indoor P C board assembly in accordance with the procedure described below After completion of the work check the settings again including the indoor unit No and group header follower designation and confirm the integrity of the refrigerating cycle by conducting a test operation etc Replacement procedure Method 1 If itis possible to turn on the indoor unit and read the setting data from the P C board to be replaced via a wired remote controller Reading EEPROM data Procedure 1 wa Replacing P C board and turning on power Procedure 2 gt Writing EEPROM data in new EEPROM Procedure 3 Resetting power supply applicable to all indoor units connected to remote controller in case of group operation 94 Method 2 If it is not possible to turn on the indoor unit or read the setting data from the board to be replaced via a wired remote controller or operate the remote controller due to the failure of its power supply circuit Replacing EEPROM For the location of thi
118. nsors TL has been detected Wiring error in outdoor pressure sensors Pd Ps has been detected Outdoor discharge temperature sensor has been open short circuited Output voltage of low pressure sensor Ps is zero Output voltage of high pressure sensor Pd is zero or provides abnormal readings when compressors have been turned off Outdoor EEPROM is faulty alarm and shutdown for header unit and continued operation for followe unit Overcurrent of the inverter current Idc detection circuit was detected Compressor lock was detected Current error was detected while the compressor was stopped Compressor 1 case thermo was activated for protection Wiring installation error or detachment of outdoor discharge temperature sensor TD1 has been detected Activation of low pressure Low pressure Ps sensor detects abnormally low protection operating pressure Activation of low pressure sensor for oil level detection TK1 5 protection detects abnormally low oil level Temperature sensor for oil level detection TK1 5 has been open short circuited Compressor 2 case Compressor 2 case thermo was activated for thermo activation protection Wiring installation error or detachment of outdoor discharge temperature sensor TD2 has been detected No temperature change is detected by temperature sensor for oil level detection TK1 5 despite compresso
119. ompressor 1 side 02 Compressor 2 side 03 Compressor 3 side 01 Compressor 1 side 02 Compressor 2 side 03 Compressor 3 side Location remote controller G TR shortcircuit protection error Compressor position detection circuit error Other indoor error group follower unit error Description System status Outdoor fan IPDU error stop All stop All stop All stop All stop All stop All stop All stop All stop Stop of corresponding unit 90 Error detection condition S Sub code 0 Fan IPDU over current protection circuit Flow of current equal to or greater than the specified value is detected during startup of the fan Sub code 1 Fan IPDU position detection circuit Position detection is not going on normally Sub code 3 Gusty wind an obstruction or another external factor Speed estimation is not going on normally Sub code 4 Fan IPDU over current protection circuit Flow of current equal to or greater than the specified value is detected during operation of the fan Sub code Higher temperature than the specified value is detected during operation of the fan Sub code D The resistance value of the sensor is infinite or zero open or short circuit Sub code E Fan IPDU DC voltage protection circuit The DC voltage higher or lower than the specified value is detected Overcurrent is momentaril
120. ompressor 1 IPDU side H03 H03 02 Compressor 2 17 side 03 Compressor 3 VF 05 05 VF 06 20 1 Total shutdown in case of header unit Continued operation in case of follower unit Location of detection Description System status Pd sensor All stop error Stop of corresponding unit All stop 1 All stop Compressor All stop error lockup MG CTT error Current All stop detection All stop circuit error All stop 79 Other indoor error Outdoor EEPROM error Compressor breakdown TD1 sensor miswiring incomplete insertion Activation of low pressure protection Error detection condition s Output voltage of Pd sensor is zero sensor open circuited Pd 4 15 MPa despite compressor having been turned off Indoor P C board does not operate normally Outdoor P C board I F does not operate normally Inverter current detection circuit detects overcurrent and shuts system down Overcurrent is detected several seconds after startup of inverter compressor Current flow of at least specified magnitude is detected despite inverter compressor having been shut turned off Discharge temperature of compressor 1 TD1 does not increase despite compressor being in operation Low pressure Ps sensor detects operating pressure lower than 0 02 MPa Check items locations Check connection of Pd sensor connector Check for defect in Pd sens
121. oortie cable U1 U2 is Two or more There is no outdoor header connected E19 E19 header units unit in one line Check connection of indoor outdoor communication line Check for defect in outdoor P C board I F 01 VF Connection to All stop Equipment from other line is Disconnectinter line tie cable Connection of other line found found to have been in accordance with automatic outdoor unit during connected when indoor address setting method E20 poo om other line 42 automatic automatic address setting is explained in gAddress 02 address setting in progress setting h section Connection of indoor unit from other line VF Outdooroutdoor All stop Signal cannot be transmitted Check power supply to communication to other outdoor units for at outdoor units Is power transmission least 30 seconds turned on error continuously Check connection of tie cables between outdoor units for bad contact or broken wire E23 E23 15 Check communication connectors on outdoor P C boards Check for defect in outdoor P C board I F Check termination resistance setting for communication between outdoor units Duplicated All stop There is duplication in Note E25 E25 15 follower outdoor outdoor addresses set Do not set outdoor address manually addresses manually Address of Dropping out of All stop Outdoor unit initially Backup setting is being outdoor unit outdoor unit communicating normally fails used for outdoor units fro
122. or Check for defect in outdoor P C board I F Check for defect in indoor P C board faulty EEPROM Check power supply voltage Check power supply noise Check for defect in outdoor P C board I F Check power supply voltage 380 415V 10 Check for defect in compressor Check for possible cause of abnormal overloading Check for defect in outdoor P C board A3 IPDU Check for defect in compressor Check power supply voltage 380 415V 10 Check compressor system wiring particularly for open phase Check connection of connectors terminals on A3 IPDU P C board Check conductivity of case heater Check for refrigerant entrapment inside compressor Check for defect in outdoor P C board A3 IPDU Check outdoor MG CTT Check current detection circuit wiring Check defect in outdoor P C board A3 IPDU Check installation of TD1 sensor Check connection of TD1 sensor connector and wiring Check resistance characteristics of TD1 sensor Check for defect in outdoor P C board I F Check service valves to confirm full opening both gas and liquid sides Check outdoor PMVs for clogging PMV1 2 Check for defect in SV2 or SV4 circuits Check for defect in low pressure Ps sensor Check indoor filter for clogging Check valve opening status of indoor PMV Check refrigerant piping for clogging Check operation of outdoor fan during heating Check for insufficie
123. or P C board I F Check for defect in indoor fan system possible cause of air flow reduction Check opening status of indoor PMV Check indoor outdoor communication line for wiring error Check for faulty operation of check valve in discharge pipe convergent section Check gas balancing SV4 valve circuit Check SV5 valve circuit Check for refrigerant overcharging condition s Check code Location M Outdoor 7 segment displa AI NET central Error detection ave em of Description System status Check items locations remote control controller Sub code remote detection code controller SMMS Series 1 Outdoor fan All stop Sub code 08 Check the fan motor 08 Out step IPDU error FAN IPDU position detection Check the connector OA IDC circuit connection for fan motor activation Position detection is not Check the error of IPDU board for fan OE Sync error performed properly OF Control error 08 Maximum All stop Sub code 0A Check the fan motor oe FAN IPDU overcurrent Check the error of IPDU rotation Te protection circuit oara tor Tan exceeded 04 Rotation Overcurrent was detected difference error when the fan started running OD Lock or during operation 0 Fan lock All stop Sub code OE Check the fan motor FAN IPDU position detection Check the connector circuit connection for fan motor Position detection is not Check the error of IPDU board for fan perf
124. or inter MCU communication error Stop of corresponding unit All stop All stop All stop _ 75 Automatic address starting error Indoor unit not found during automatic address setting Too many indoor units connected Error detection condition s More than one indoor unit is assigned same address In two remote controller configuration including wireless both controllers are set up as master Header indoor unit is shut down with alarm while follower indoor units continue operating Communication cannot be established maintained upon turning on of power or during communication Indoor automatic address setting is started while automatic address setting for equipment in other refrigerant line is in progress Outdoor automatic address setting is started while automatic address setting for indoor units is in progress Indoor unit cannot be detected after indoor automatic address setting is started Combined capacity of indoor units exceeds 135 of combined capacity of outdoor units Note If this code comes up after backup setting for outdoor unit failure is performed perform No overloading detected setting No overloading detected setting method Turn on SWO9 Bit 2 on I F P C board of outdoor header unit More than 48 indoor units are connected Check items locations Check indoor addresses Check for any change made to remote controller connection
125. or unit as displayed on indoor unit other than priority indoor unit Connection of group control cable to stand alone indoor unit _ Synchronized blinking Indoor group address not set Indoor capacity not set l l Duplicated outdoor refrigerant line address Operation Timer Ready sly 41 Outdoor capacity not set Oz Outdoor model incompatibility error _________ Flow selector units error Synchronized blinking Duplicated central control address Too many outdoor units connected Error in number of IPDUs Indoor external interlock error 2 Light block Check code Cause of fault Operation Timer Ready Vly NL OZ Oz O 1 Outdoor EEPROM error L__ Synchronized blinking Other indications not involving check code Light block Check code Cause of fault Operation Timer Ready 5 4 CY Test run in progress 7 7 Synchronized blinking Setting incompatibility automatic cooling heating setting for model incapable of it and heating setting for cooling only model DIL Ll Alternate blinking Operation Timer Ready B 73 9 4 Check codes displayed on remote controller and SMMS outdoor unit 7 segment display on I F board and locations to be checked For other types of outdoor units refer to their own service manuals Check code Outdoor 7 segment display A NET central control remote Location of Description detection Error de
126. orks of 1 of Fan motor wiring 2 Remove connectors for fan motor wiring from control P C board CN333 Motor power supply White CN334 Motor control White 3 Open the fan case under and remove it while pressing claws of the fan case under There are both sides of the case 4 Remove the fixing screws 5 x 10 2 pcs of the fixing plate 2 pcs at the side of the fan motor The fan motor becomes temporal hanging status by fixing plate 5 While supporting the fan motor by hands remove the fixing plate from the motor base to remove the fan motor 6 Loosen the hexagonal screw hole of the fan and then pull out the fan from the shaft Hexagon wrench 3mm 2 Attachment 1 Insert the fan in the shaft while adjusting to match the hexagonal screw hole to the groove of the shaft 2 Perform screwing the fan motor with the fixing plate 5 x 10 2 pcs NOTE Match the fan motor with turning direction of m viti the fan and fix so that the 40 type and 80 type hexagonal hers fan motor wirings are at refrigerant piping side 140 type is at opposite side of refrigerant piping 3 While positioning so that the fan is at the center of the fan case upper fix the fan with hexagonal screw NOTE Be sure to use a torq
127. ormed properly All stop Sub code OF Check the fan motor FAN IPDU position detection Check the connector circuit connection for fan motor a Position detection is not E eh of IPDU performed properly All stop Sub code 06 Check the fan motor External factors such as Check the error of IPDU blast board for fan Position detection is not performed properly Restarted in 6 seconds All stop Sub code 04 Check the fan motor External factors such as Check the error of IPDU blast board for fan The difference between targeted rotation and actual rotation is 25 or more Restarted in 6 seconds All stop Sub code OD Check the fan motor FAN IPDU position detection Check the connector circuit connection for fan motor Position detection is not Check the error of IPDU performed properly No board for fan wind All stop Sub code OC Check the fan motor External factors such as Check the error of IPDU blast board for fan Position detection is not performed properly Wind blows Restarted in 6 seconds 89 AI NET central control of detection Series 4 0 IGBT circuit 1 Position detection circuit error 3 Motor lockup error 4 Motor current detection C TH sensor temperature error D TH sensor error E Inverter DC voltage error outdoor fan Note Although letters 0 to F appear at locations indicated by please ignore them 01 C
128. ory default default default The list abpve is when SW501 1 and SW501 2 is OFF Slim Duct type gt 0006 7 018 10 20 35 50 Factory External static default pressure AP 024 027 10Pa 20Pa 30Pa 50Pa No filter Factory default Timer setting 0000 Available can be performed 0001 Unavailable 0000 Available wired remote controller cannot be performed 2 External interlock 0000 Operation stopped 0001 Release signal received 0000 Operation release condition stopped Whether the power 0000 Invalid 0001 Valid 0001 Valid saving mode can be set by the remote controller 44 10 Vale Type 0004 Concealed Duct Standard MMD AP k BH 0005 Slim Duct MMD AP SPH SH Indoor Unit Capacity DN code 11 Deum 1 Default value stored in EEPROM mounted on service P C board 45 8 6 Applied control of indoor unit Control system using remote controller interface TCB IFCBAE2 Wiring and setting In the case of group control the control system functions as long as it is connected to one of the indoor units control P C board in the group If it is desired to access the operation and error statuses of other units relevant signals must be brought to it from those units individually WV Control items 1 Start Stop input signal Start stop of unit 2 In operation signa Output pres
129. osed end side upward and then apply a watercut method otherwise a leak or production of fire is caused at the users side Insulating measures When performing repairs using a gas burner replace the refrigerant with nitrogen gas because the oil that coats the pipes may otherwise burn When repairing the refrigerating cycle take the following measures 1 Be attentive to fire around the cycle When using a gas stove etc be sure to put out fire before work otherwise the oil mixed with refrigerant gas may catch fire 2 Do not use a welder in the closed room When using it without ventilation carbon monoxide poisoning may be caused 3 Do not bring inflammables close to the refrigerant cycle otherwise fire of the welder may catch the inflammables The refrigerant used by this air conditioner is the R410A Check the used refrigerant name and use tools and materials of the parts which match with it For the products which use refrigerant the refrigerant name is indicated at a position on the outdoor unit where is easy to see To prevent miss charging the route of the service port is changed from one of the former R22 Do not use any refrigerant different from the one specified for complement or replacement Otherwise abnormally high pressure may be generated in the refrigeration cycle which may result in a failure or explosion of the product or an injury to your body For an air conditioner which uses R410A never use
130. osted Heating output ON while air conditioner in heating operation HEAT or heating under AUTO mode Fan output ON while indoor fan ON air cleaner in use or via interlock wiring External error DC12 V COM Generates test code L 30 and automatically shuts input down air conditioner only if condition persists for 1 minute External error input Check mode input Used for indoor operation check prescribed operational status output such as indoor fan or drain pump ON to be generated without communication with outdoor unit or remote controller Display mode input Product display mode Communication just between CN71 DISP Display mode CN72 indoor unit and remote controller enabled upon turning on of power Timer short circuited out always EXCT Demand input Imposes thermostat OFF on indoor unit Pin No EE ac 5 _ 6 COOL DRY or cooling under AUTO mode o lt lt 41 8 4 Test operation of indoor unit V Check function for operation of indoor unit Functions at indoor unit side This function is provided to check the operation of the indoor unit singly without communication with the remote controller or the outdoor unit This function can be used regardless of operation or stop of the system However if using this function for a long time a trouble of the equipment may be caused Limit using this function within several minutes How to operate 1 Short cir
131. ot reach the fan so that they are not caught in the fan and then fix them In case of drain pump incorporated model doge 2 screws TA sensor Hooking part Clamp Binding band Drain pump 2 screws Lead wire For only drain pump incorporated model 5 P C board 1 Detachment assembly 1 Perform works 1 of 1 of and 1 of 2 Disconnect connectors which are con nected from P C board assembly to other parts NOTE Unlock the lock of the housing to discon nect the connectors P C board assembly CN40 Indoor Outdoor communication Blue 7 Communication terminal block 2P 28 CN41 Remote controller terminal Blue B gt Remote controller terminal block 2P e m CN67 Power supply terminal 3P Black CN100 TC1 sensor Brown Terminal block CN101 TC2 sensor 2P Black CN102 TCJ sensor 2P Red CN333 Fan motor power supply White CN334 Detection of fan motor position BP White Relay connector CN82 PMV lead 6P Blue In case of drain pump incorporated model CN34 Float SW Red CN68 Drain pump lead Blue 3 Unlock the lock of the card edge spacer and then remove board assembly 2 Attachment 1 Attach P C board assembly to the card edge spacer 2 Using wires connect connectors as before which were disconnected in procedure 1 2 of
132. other refrigerant than For an air conditioner which uses other refrigerant R22 etc never use R410A If different types of refrigerant are mixed abnormal high pressure generates in the refrigerating cycle and an injury due to breakage may be caused When the air conditioner has been installed or relocated follow the instructions in the Installation Manual and purge the air completely so that no gases other than the refrigerant will be mixed in the Refrigerant refrigerating cycle Failure to purge the air completely may cause the air conditioner to malfunction Do not charge refrigerant additionally If charging refrigerant additionally when refrigerant gas leaks the refrigerant composition in the refrigerating cycle changes resulted in change of air conditioner characteristics or refrigerant over the specified standard amount is charged and an abnormal high pressure is applied to the inside of the refrigerating cycle resulted in cause of breakage or injury Therefore if the refrigerant gas leaks recover the refrigerant in the air conditioner execute vacuuming and then newly recharge the specified amount of liquid refrigerant In this time never charge the refrigerant over the specified amount When recharging the refrigerant in the refrigerating cycle do not mix the refrigerant or air other than 410 into the specified refrigerant If air or others is mixed with the refrigerant abnormal high pressure generates in t
133. ots and insulated work overalls and take care to avoid touching any live parts You may receive an electric shock if you fail to heed this warning Only qualified service person 1 is allowed to do this kind of work N WARNIG Before starting to repair the air conditioner read carefully through the Service Manual and repair the air conditioner by following its instructions Only qualified service person 1 is allowed to repair the air conditioner Repair of the air conditioner by unqualified person may give rise to a fire electric shocks injury water leaks and or other problems Do not use any refrigerant different from the one specified for complement or replacement Otherwise abnormally high pressure may be generated in the refrigeration cycle which may result in a failure or explosion of the product or an injury to your body Only a qualified installer 1 or qualified service person 1 is allowed to carry out the electrical work of the air conditioner Under no circumstances must this work be done by an unqualified individual since failure to carry out the work properly may result in electric shocks and or electrical leaks When the air conditioner is to be transported installed maintained repaired or removed wear protective gloves and safety work clothing To connect the electrical wires repair the electrical parts or undertake other electrical jobs wear gloves to provide protection for electricians insulat
134. overy control above For 5 minutes after startup the system is forced to continue operating even if it reaches the thermo OFF region However priority is given to cooling heating selection operation standby and protective control so that there is no overriding of thermo OFF in these cases During cooling including DRY operation the drain pump is operated at all times If the float switch is activated while the drain pump is in operation the drain pump continues operating with the relevant check code displayed If the float switch is activated while the drain pump is turned off thermo OFF is forced on the air conditioner with the drain pump put into operation If the float switch continues to be activated for about 5 minutes the drain pump is turned off with the relevant check code displayed When the air conditioner is turned off after engaging in heating operation the indoor fan is operated for about 30 seconds in breeze mode 30 Recovery operation normally takes place roughly every 2 hours he opening position of the indoor PMV depending on the type and capacity of the indoor unit Recovery operation normally takes place roughly every hour The opening position of the indoor PMV depending on the type and capacity of the indoor unit For defrosting commencement conditions see 5 Control Outline 10 Defrosting control reverse defrosting method
135. r having been started Wiring installation error or detachment of outdoor discharge temperature sensor TD3 has been detected Identical refrigerant line address has been assigned to outdoor units belonging to different refrigerant piping systems More than one indoor unit has been set up as priority indoor unit More than one indoor unit has been set up as priority indoor unit Display of receiving unit Outdoor 7 segment display TCC LINK Indicator light block central control Typical fault site Description of error or main remote Ready Sub code controller r display 1 08 IM Indoor group address not Address setting has not been performed for one ds more indoor units also detected at indoor end Outdoor unit capacity has not been set after P C t it t set ufo capat no set board replacement ooo lsm Outdoor model Old model outdoor unit prior to 3 series has been incompatibility error connected Cooling heating cycle error resulting from piping 08 m O L18 error is detected L28 FS Flow Selector unit IM stot many outdoor units More than four outdoor units have been SMMS Series 1 01 A3 IPDU1 error 02 A3 IPDU2 error 03 A3 IPDU1 A3 IPDU2 error 04 Fan IPDU error 05 A3 IPDU1 Fan IPDU error 06 A3 IPDU2 Fan IPDU error 07 All IPDU error SMMS i Series 4 129 A3 IPDU Fa
136. remote controller switch in the following procedure Use the wired remote controller switch during stop of the system Push concurrently buttons for 4 seconds or more Using the setup temp or C2 button specify the CODE No Using the timer time or button set 000 to the SET DATA Push button TEST Push c button The status returns to the usual stop status 3 Wiring Relay procured locally 177777777555 n the figure the contact indicates a status that the card is taken out Indoor control P C board Power supply 777777757757 Outside contact Card switch box etc Procured locally Note Determine the cable length between the indoor control P C board and the relay within 2m Power from indoor unit When the relay is turned on a forced thermostat OFF operation starts Wiring example Relay procured locally Note Determine the cable length between the indoor or 2P plug RED Relay coil signal outdoor control board and the relay within 2m Indoor control board 48 Manual address setting using the remote controller Procedure when setting indoor units addresses first under the condition that indoor wiring has been completed and outdoor wiring has not been started manual setting using the remote controller V Wiring example of 2 refrigerant lines Refrigerant line 1 Hefngerantline2 _________ LCs Ou
137. rete prohibited contents Indicates cautions Including danger warning The sentences or illustration near or in an illustrated mark describe the concrete cautious contents Indicates mandatory items Compulsory items to do The sentences near an illustrated mark describe the concrete mandatory contents Warning Indications on the Air Conditioner Unit Confirmation of warning label on the main unit Confirm that labels are indicated on the specified positions If removing the label during parts replace stick it as the original WARNING ELECTRICAL SHOCK HAZARD ELECTRICAL SHOCK HAZARD Disconnect all remote electric power supplies Disconnect all remote electric before servicing power supplies before servicing WARNING Moving parts Do not operate unit with grille removed Stop the unit before the servicing Moving parts Do not operate unit with grille removed Stop the unit before the servicing CAUTION High temperature parts High temperature parts You might get burned when removing this panel You might get burned when removing this panel CAUTION Do not touch the aluminium fins of the unit Do not touch the aluminium fins of the unit Doing so may result in injury Doing so may result in injury CAUTION BURST HAZARD BURST HAZARD Open the service valves before the Open the service valves before the operation operation otherwise there might be the otherwise there might be the burst burst
138. ror input CN80 9 63 Error detected by main remote controller Check code Display of receiving unit Outdoor 7 segment display Indicator light block Main Typical fault site Description of error remote controller Sub code No master remote controller Signals cannot be received from indoor unit master remote faulty remote controller controller has not been set including two remote controller communication reception control Faulty remote controller communication transmission Signals cannot be transmitted to indoor unit Both remote controllers have been set as master remote controller in two remote controller control alarm and shutdown for header unit and continued operation for follower unit Duplicated master remote controller Error detected by central control device Check code Display of receiving unit Outdoor 7 segment display Indicator light block TCC LINK Typical fault site Description of error central Operation Timer Ready control Sub code 5 Faulty central control Central control device is unable to transmit signal due to M communication transmission duplication of central control device No indication when main remote Fault tral srl controller also in OND Central control device is unable to receive signal communication reception Multiple network adapters are connected to remote
139. s component and the method to replace it see the EEPROM location diagram section The EEPROM on the PC board to be replaced needs to be removed and mounted on the service P C board Replacing P C board and turning on power Procedure 2 594 Heading EEPROM data Procedure 1 f data cannot be read go to Method 3 Replacing EEPROM again For the location of this component and the method to replace it see the EEPROM location diagram section The old EEPROM supplied with the P C board to be replaced and now mounted on the service P C board needs to be replaced with the new EEPROM supplied with the service P C board Replacing P C board and turning on power Procedure 2 Um Writing EEPROM data in new EEPROM Procedure 3 54 Resetting power supply applicable to all indoor units connected to remote controller case of group operation Method 3 If it is not possible to read the setting data due to the failure of the EEPROM itself Replacing P C board and turning on power Procedure 2 nes Writing EEPROM data on basis of information supplied by customer e g External static pressure selection setting and optional connection setting Procedure 3 Resetting power supply applicable to all indoor units connected to remote controller in case of group operation EEPROM layout EEPROM is attached to IC socket To remove it use a pair of tweezers etc To attach
140. sing the screws taken off in procedure 1 2 of attach the plate inlets in order of B A while holding them not to fall down 07 1 Detachment 1 Perform work 1 of 2 Take off screws fixing E cover and then remove hooks of the hooking part by lifting up O4 x 10 2 pcs 2 Attachment 1 Hang on E cover to hooks of the hooking part so that it does not fall down NOTE Be sure not to catch TA sensor in the E cover otherwise the equipment cannot operate cor rectly 2 Using the screws taken off in procedure 1 2 of attach E cover while holding it with hands without clearance NOTE If there is clearance dust may enter in the electric parts box 1 Detachment 1 Perform works 1 of and 1 of 2 Remove clamps and binding band at upper part of the photo Drain pump incorporated model 3 positions Natural drain model 2 positions Take off screws fixing E box 24 x 10 2 pcs E box does not fall down under condition that screws are taken off Remove the E box over sheeting metal which was fixed with screws 2 Attachment 1 Insert hooks of E box into the hooking part of the main body 2 Store E box as before and then attach it by using screws taken off in procedure 1 3 of NOTE Be sure to fix surely as before the lead wires of which clamps and tie wrap were taken off NOTE Check that lead wires of the drain pump do n
141. t down the setting data displayed Change the CODE No DN code using the button Again jot down the setting data displayed Repeat step 5 until all the setting data has been jotted down See the CODE No list CODE No DN code go from 01 to FF with a few gaps along the way When finished push the button to bring the system back to normal off state It takes the system about 1 minute to become responsive to remote controller operation N N Q CODE code necessary at minimum DN Contents Indoor unit capacity Indoor address Group address The type and capacity of the indoor unit are necessary for fan speed setting Remote controller operation diagram Fig 1 RBC AMT32E gt Fig 2 RBC AMS41E gt SAVE VENT Ca SWING FIX UNIT LOUVER SWING FIX 96 Procedure 2 replacing P C board 1 Replace the faulty P C board with a service P C board Be sure to replicate the old jumper setting removal switch setting SW501 and connector short circuit setting e g CN34 on the service P C board See the diagram at below A CAUTION Don t remove the materials No materials The power I C IC101 may break The front of the P C Board The Back of the P C Board MCC 1 402 JP 1 left CN112 111 and 110 If a short circuiting plug had been used on the replaced P C board reuse it
142. t is detected while inverter Compressor 2 error compressor is turned off Compressor 3 Compressor 1 2 n or high pressure High pressure SW is activated Compressor 3 Heat sink overheating Temperature sensor built into IGBT TH detects error overheating P20 High pressure protection High pressure Pd sensor detected a value over activation the criteria SMMS Series 1 04 Rotation difference error 06 Maximum rotation exceeded 08 Out of step OA Idc activation OC Fan lock Od Lock OE Sync error OF Control error P22 SMMS i Series 4 Outdoor fan IPDU detects error IGBT circuit 1 Position detection circuit error 3 Motor lockup error 4 Motor current detection C TH sensor error D TH sensor error Inverter DC voltage error outdoor fan Note Although letters O to F appear at locations indicated by please ignore them 01 Compressor 1 02 Compressor 2 03 Compressor 3 Activation of G Tr IGBT Short circuit protection for compressor motor short circuit protection driver circuit components is activated momentary overcurrent 01 Compressor 1 Compressor motor position detection error is 02 Compressor 2 E P 03 Compressor 3 detected Note The above check codes are examples only and different check codes may be displayed depending on the outdoor unit configuration e g a Super heat recovery multi system For details see the ser
143. tachment 1 First hook the thin side of the drain pan to the discharge panel and then push in the thick side N 2 Close the bottom base and fix it with screws 9 Drain pump 1 Detachment Float switch 1 Perform works until opening of the electric parts box cover in works of 1 of 2 Remove the connectors which connect to float switch of the drain pump from the control Connector P C board position CN34 Float switch Red CN34 504 Drain pump 2 White CN504 3 Remove the fixing screws 2 positions of the check cover and then take out the check cover To the check cover the drain pump and float switch are attached 4 Pick up the hose band shift from the pump connecting part remove the drain hose and then remove the check cover 5 Remove screws which fix the drain pump assembly and then remove the drain pump assembly 24 x 10 3 pcs 6 Remove the resin nut switch and then remove the Entering part Screws float switch from the fixing plate 2 Attachment 1 Using the removed screws fix the drain pump assembly as original 2 Using the removed resin nut fix the float switch as original 3 Connect the drain hose as original and then attach the hose band 4 Connect the drain pump and the float switch wiring as original and close the electric parts box cover for fixing Be sure to perform wiring in the electric parts
144. tdoor e e e e e e SS Remote 77777 m c ee controller Line system address _ _ _ _ 2 2 Indoor unit address Group address Follower unit Follower unit unit Follower unit In the example above disconnect the remote controller connections between the indoor units and connect a wired remote controller to the target unit directly before address setting SET DATA 2 5 8 11 Cs SWING FIX UNIT LOUVER Pair the indoor unit to set and the remote controller one to one Turn on the power 1 Push and hold the C and buttons same time for more than 4 seconds LCD starts flashing 49 Line system address 2 Push the TEMP gt C2 buttons repeatedly to set the CODE No to 18 Push the TIME buttons repeatedly to set a system address Match the address with the address on the interface P C board of the header outdoor unit in the same refrigerant line 4 Push button It is OK if the display turns on lt Indoor unit address gt 5 Push the TEMP buttons repeatedly to set the CODE No Push the TIME buttons repeatedly to set an indoor unit address 7 Push the button It is OK if the display turns on Group address 8 Push the TEMP bu
145. tection condition s Main remote System status Check items locations No of indoor units from which signal is received normally controller Remote controller Remote controller Indoor remote controller communication error detected at remote controller end Remote controller transmission error Indoor remote controller communication error detected at indoor end Indoor outdoor communication circuit error detected at indoor end Dropping out of indoor unit Indoor outdoor communication circuit error detected at outdoor end Stop of corresponding unit Stop of corresponding unit Stop of corresponding unit Stop of corresponding unit All stop 7TA Communication between indoor P C board and remote controller is disrupted Signal cannot be transmitted from remote controller to indoor unit There is no communication from remote controller including wireless or network adaptor Indoor unit is not receiving signal from outdoor unit Indoor unit initially communicating normally fails to return signal for specified length of time Signal cannot be transmitted from outdoor to indoor units for 30 seconds continuously Check remote controller inter unit tie cable A B Check for broken wire or connector bad contact Check indoor power supply Check for defect in indoor P C board Check remote controller address settings
146. ters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work Qualified installer The qualified service person is a person who installs repairs maintains relocates and removes the air conditioners made by Toshiba Carrier Corporation He or she has been trained to install repair maintain relocate and remove the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such operations by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to these operations The qualified service person who is allowed to do the electrical work involved in installation repair relocation and removal has the qualifications pertaining to this electrical work as stipulated by the local laws and regulations and he or she is a person who has been trained in matters relating to electrical work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified service person who is allowed to do the refrigerant handling and piping work involved in installation repair relocation and removal has the qualifications pertaining to this refrigerant handling and piping work as stipulated by the local l
147. the C buttons same time for more than 4 seconds If 2 or more indoor units are controlled in a group the first indicated UNIT No is that of the head unit UNIT LOUVER Push the 9 button left side of the button repeatedly to select an indoor unit number to change if 2 or more units are controlled in a group The fan and louvers of the selected indoor unit are activated The fan of the selected indoor unit is turned on Push the TEMP C buttons repeatedly to select 3 for CODE No Push the TIME buttons repeatedly to change the value indicated in the SET DATA section to that you want Push the 2 button UNIT LOUVER Push the button left side of the button repeatedly to select another indoor UNIT No to change Repeat steps 4 to 6 to change the indoor unit addresses so as to make each of them unique UNIT LOUVER Push the 9 button left side of the button to check the changed addresses TEST If the addresses have been changed correctly push the button to finish the procedure 54 To change all the indoor unit addresses using an arbitrary wired remote controller The method is available when the addresses have already been set automatically When communication wirings of 2 or more refrigerant lines are interconnected for central control NOTE You can change the addresses of indoor units in each refrigerant line using an arbitrary wired remote contro
148. the airtight test The charge hose must be connected in such a way that it is not slack For the installation moving reinstallation work follow to the Installation Manual If an incorrect installation is done a trouble of the refrigerating cycle water leak electric shock or fire is caused Once the repair work has been completed check for refrigerant leaks and check the insulation resistance and water drainage Then perform a trial run to check that the air conditioner is running properly After repair work has finished check there is no trouble If check is not executed a fire electric shock or injury may be caused For a check turn off the power breaker Check after After repair work installation of front panel and cabinet has finished execute a test run to check there repair is no generation of smoke or abnormal sound If check is not executed a fire or an electric shock is caused Before test run install the front panel and cabinet Be sure to fix the screws back which have been removed for installation or other purposes Check the following matters before a test run after repairing piping Connect the pipes surely and there is no leak of refrigerant The valve is opened Do not Running the compressor under condition that the valve closes causes an abnormal high pressure operate the resulted in damage of the parts of the compressor and etc and moreover if there is leak of refrigerant unit with the 2 connecting se
149. to determine the failure use gloves to provide protection for electricians insulating shoes clothing to provide protection from electric shock and insulating tools Be careful not to touch the live part Electric shock may result Only Qualified service person is allowed to do this work Place a Work in progress sign near the circuit breaker while the installation maintenance repair or removal work is being carried out There is a danger of electric shocks if the circuit breaker is set to ON by mistake When checking the electric parts removing the cover of the electric parts box of Indoor Unit and or front panel of Outdoor Unit inevitably to determine the failure put a sign Do not enter around the site before the work Failure to do this may result in third person getting electric shock Before operating the air conditioner after having completed the work check that the electrical parts box cover of the indoor unit and service panel of the outdoor unit are closed and set the circuit breaker to the ON position You may receive an electric shock if the power is turned on without first conducting these checks If in the course of carrying out repairs it becomes absolutely necessary to check out the electrical parts with the electrical parts box cover of one or more of the indoor units and the service panel of the outdoor unit removed in order to find out exactly where the trouble lies wear insulated heat resistant gloves insulated bo
150. troller thermo operation Figures outside applies to body thermo operation opeed modes shown in apply to heating operation under AUTO air conditioner operation mode AUTO fan speed mode the fan speed remains the same for 1 minute each time a speed change occurs However a speed change command issued via the remote controller can override this and the fan speed changes accordingly At the beginning of heating operation a higher speed steeper upward temperature gradient is chosen As long as the temperature difference remains on a boundary line the fan speed stays the same When TC2 gt 60 the fan speed is raised by one step 3 If the air conditioner goes thermo OFF during heating operation the fan speed drops down to LL breeze 28 HH gt gt H gt gt gt or LL DN code 32 0000 Body thermo 0001 Remote controller thermo TC2 Indoor heat exchanger sensor temperature HEATING STANDBY lt displayed Cold air discharge prevention control Freeze prevention control low temp release Specification outline 1 In heating operation the upper limit of the fan tap is set according to the lower of whichever is the higher between TC2 sensor and TCJ sensor temperatures on the one hand and TC1 sensor temperature on the other f the fan continuously operates in zone B for 6 minutes it automatically moves into zone C Duri
151. ttons repeatedly to set the CODE No 9 Push the TIME buttons repeatedly to set a group address If the indoor unit is individual set the address to 0000 header unit 000 follower unit 0002 Individual 0000 Header unit 0001 Follower unit 0002 In case of group control 10 Push the button It is OK if the display turns on 11 Push the 5 button The address setting is complete flashes You can control the unit after has disappeared NOTE 1 Do not use address numbers 29 or 30 when setting system addresses using the remote controller These 2 address numbers cannot be used on outdoor units and the CODE No E04 Indoor outdoor communication error will appear if they are mistakenly used 2 If you set addresses to indoor units in 2 or more refrigerate lines manually using the remote controller and will control them centrally set the header outdoor unit of each line as below Set a system address for the header outdoor unit of each line with SW13 and 14 of their interface P C boards Turn off dip switch 2 of SW30 on the interface P C boards of all the header outdoor units connected to the same central control except the unit that has the lowest address For unifying the termination of the wiring for the central control of indoor and outdoor units Connect the relay connectors between the U1 02 and 03 04 terminals on the header outdoor unit of each refrigerate line
152. type 100 Air outlet r more Check port 1450 600 600 maintenance of air filter CN A LL 4 WIRING DIAGRAMS 4 1 Concealed duct standard type AP0186BH E TR AP0246BH E TR AP0276BH E TR AP0306BH E TR MMD AP0076BH E TR AP0096BH E TR AP0126BH E TR AP0156BH E TR AP0366BH E TR AP0486BH E TR AP0566BH E TR Models M S yey Joopu M S yeg 10 99 S 4 __l an k Jojoog es MO 4 pr uw ia eee ees Beh we de ce ene AE a SRP Ren Alddns poten Neel te WP Boe do A M 0 ee ROS X ee ee te 409 Eo OO EO we RO CX a 300 3 4 204 SWOON oe ea PPP eeNO JO pi oq o d 101002 REM MN rA c r p MENS 7782 Ne eo pom 422 iw c ee SSS J mal ONO eds xa ck 4 9x dns 5 999 2299 USD 2041 EALA O es te UP ee m alyenn 52152 420502 IHM L NO H E L
153. uainted with the knowledge related to these operations The qualified installer who is allowed to do the electrical work involved in installation relocation and removal has the qualifications pertaining to this electrical work as stipulated by the local laws and regulations and he or she is a person who has been trained in matters relating to electrical work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified installer who is allowed to do the refrigerant handling and piping work involved in installation relocation and removal has the qualifications pertaining to this refrigerant handling and piping work as stipulated by the local laws and regulations and he or she is a person who has been trained in matters relating to refrigerant handling and piping work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified installer who is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such mat
154. ue wrench for fixing and tighten with 4 9N m or more 4 Attach the fan case under as original and check the fan turns smoothly without coming to contact with the fan case amem qj Pipng side 5 Connect the fan motor wirings as before close and fix the electric parts box cover Be sure to perform wirings as original in the electric parts box 6 Attach air filter and suction panel as original position CAUTION When replacing the fan motor be sure to exchange the clamp filter with the fan motor lead wire 104 No _ Part name Procedure Rame 00 Drain pan 1 Detachment 1 Remove the drain cap and then extract the Bottom base drain water accumulated in the drain pan not hold When removing the drain cap be sure to drain socket receive drain water using a bucket etc T p 2 Loosen screws which fix the bottom base 3 E Flo positions dM For APO36 models remove 2 screws at the center L OC 4 3 As shown the right figure when sliding it Ve toward arrow direction the electric parts oed cover the bottom base opens using the hinge part as a shaft 4 Hold handle of the drain pan and then pull off m 4 slowly Discharge port X N CAUTION panel r When removing the drain pan do not hold the at b drain socket Water leakage may be caused 2 At
155. uld it just be the air conditioner having gone thermo OFF Could it just be the air conditioner operating in fan mode or put on the timer Could it just be the system going through initial communication An indoor fan would not start Could it just be cold air discharge prevention control which is part of heating 3 An outdoor fan would not start or would Could it just be cooling operation under low outside temperature conditions change speed for no reason Could it just be defrosting operation 4 An indoor fan would not stop Could it just be the elimination of residual heat being performed as part of the air conditioner shutdown process after heating operation 5 The air conditioner would not respond to a Could it just be the air conditioner operation under external or remote start stop command from a remote controller controller 2 Troubleshooting procedure When a fault occurs proceed with troubleshooting in accordance with the procedure shown below E28 error Check fault site or faulty part Investigate check code displayed Investigate check code on interface P C board of header displayed on interface P C unit board of relevant follower unit Any other fault NOTE Rather than a genuine fault see the List of Check Codes below the problem could have been caused by a microprocessor malfunction attributable to a poor quality of the power source or an external noise Check for possible noise sources
156. vice manual for the outdoor unit 68 9 3 Troubleshooting based on information displayed on remote controller Using main remote controller RBC AMT32E 1 Checking and testing When a fault occurs to an air conditioner a check code and indoor unit No are displayed on the display window of the remote controller Check codes are only displayed while the air conditioner is in operation If the display has already disappeared access error history by following the procedure described Check code below Indoor unit No in which fault has occurred 2 Error history The error history access procedure is described below up to four errors stored in memory Error history can be accessed regardless of whether the air conditioner is in operation or shut down Procedure To be performed when system at rest 1 invoke the SERVICE CHECK mode by pressing the Co buttons simultaneously and holding for at least 4 seconds The letters amp SERVICE CHECK light up and the check code 01 is displayed indicating the error history This is accompanied by the indoor unit No to which the error history is related and a check code CON OFF iran 2 To check other error history items press the 2 button to select another check code gt CB Check code 01 latest Check code 04 oldest eG Ce Note Error history contains four items RESET TEST SWING FIX UNIT LOUVER
157. ww F10 Ambient temperature sensor has been open short circuited Discharge temperature sensor Discharge temperature sensor TF has been open TF error shortcircuited SIM P C board or other indoor error Indoor EEPROM is abnormal some other error may be detected Duplicated indoor group header P There is more than one header unit in group ISIM Connection of group control cable There is at least one stand alone indoor unit to which group control to stand alone indoor unit cable is connected Address setting has not been performed for one or more indoor Indoor group address not set units also detected at outdoor unit end Q o e S Indoor capacity not set Capacity setting has not been performed for indoor unit Duplicated central control address There is duplication in central control address setting pes L20 D it No D it No indoor AC tan fan error is detected activation of fan motor thermal e o Indoor overflow error IM IM IM etected indoor unit No Indoor overflow error Float switch has been activated E Q Indoor DC fan error Indoor DC fan error e g overcurrent or lock up is detected 7 eoo far Ginerindasrunikercr be operated due to header unit alarm E03 L30 P01 P10 P12 P31 error input Unit shutdown has been caused by external er
158. y detected during startup of compressor Position detection is not going on normally There is error in other indoor unit in group resulting in detection of E07 LO7 LO3 LO8 Check items locations Check fan motor Check for defect in fan IPDU P C board Check fan motor Check connection of fan motor connector Check for defect in fan IPDU P C board Check fan motor Check for defect in fan IPDU P C board Check fan motor Check connection of fan motor connector Check for defect in fan IPDU P C board Check fan motor Check for defect in fan IPDU P C board Check for defect in fan IPDU P C board Check power voltage of the main power supply Check for defect in fan IPDU P C board Check connection of fan IPDU P C board Check connector connection and wiring on A3 IPDU P C board Check for defect in compressor layer short circuit Check for defect in outdoor P C board IPDU Check wiring and connector connection Check for compressor layer short circuit Check for defect in A3 IPDU P C board Check indoor P C board Errors detected by TCC LINK central control device Check code Differs according to nature of alarm causing error L20 displayed control remote controller Location of detection TCC LINK General purpose device TCC LINK Description TCC LINK central control device Continued operation trans
159. y sure to set the circuit breaker to the OFF position and place a Work in progress sign on the circuit breaker When cleaning the filter or other parts of the indoor unit set the circuit breaker to OFF without fail and place a Work in progress sign near the circuit breaker before proceeding with the work When you have noticed that some kind of trouble such as when an error display has appeared there is a smell of burning abnormal sounds are heard the air conditioner fails to cool or heat or water is leaking has occurred in the air conditioner do not touch the air conditioner yourself but set the circuit breaker to the OFF position and contact a qualified service person Take steps to ensure that the power will not be turned on by marking out of service near the circuit breaker for instance until qualified service person arrives Continuing to use the air conditioner in the trouble status may cause mechanical problems to escalate or result in electric shocks or other failure When you access inside of the service panel to repair electric parts wait for about five minutes after turning off the breaker Do not start repairing immediately Otherwise you may get electric shock by touching terminals of high voltage capacitors Natural discharge of the capacitor takes about five minutes When checking the electric parts removing the cover of the electric parts box of Indoor Unit and or service panel of Outdoor Unit inevitably

Owner`s Manual - GT Phelan Tech

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